85511020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 239984640

約数和(自身を除く): 154473620

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 31, 34, 35, 38, 61, 62, 68, 70, 76, 85, 95, 119, 122, 124, 133, 140, 155, 170, 190, 217, 238, 244, 266, 305, 310, 323, 340, 380, 427, 434, 476, 527, 532, 589, 595, 610, 620, 646, 665, 854, 868, 1037, 1054, 1085, 1159, 1178, 1190, 1220, 1292, 1330, 1615, 1708, 1891, 2074, 2108, 2135, 2170, 2261, 2318, 2356, 2380, 2635, 2660, 2945, 3230, 3689, 3782, 4123, 4148, 4270, 4340, 4522, 4636, 5185, 5270, 5795, 5890, 6460, 7259, 7378, 7564, 8113, 8246, 8540, 9044, 9455, 10013, 10370, 10540, 11305, 11590, 11780, 13237, 14518, 14756, 16226, 16492, 18445, 18910, 19703, 20026, 20615, 20740, 22610, 23180, 26474, 29036, 32147, 32452, 35929, 36295, 36890, 37820, 39406, 40052, 40565, 41230, 45220, 50065, 52948, 64294, 66185, 70091, 71858, 72590, 73780, 78812, 81130, 82460, 98515, 100130, 128588, 132370, 137921, 140182, 143716, 145180, 160735, 162260, 179645, 197030, 200260, 225029, 251503, 264740, 275842, 280364, 321470, 350455, 359290, 394060, 450058, 503006, 551684, 610793, 642940, 689605, 700910, 718580, 900116, 1006012, 1125145, 1221586, 1257515, 1379210, 1401820, 2250290, 2443172, 2515030, 2758420, 3053965, 4275551, 4500580, 5030060, 6107930, 8551102, 12215860, 17102204, 21377755, 42755510, 85511020]

約数ペア:

[(1, 85511020), (2, 42755510), (4, 21377755), (5, 17102204), (7, 12215860), (10, 8551102), (14, 6107930), (17, 5030060), (19, 4500580), (20, 4275551), (28, 3053965), (31, 2758420), (34, 2515030), (35, 2443172), (38, 2250290), (61, 1401820), (62, 1379210), (68, 1257515), (70, 1221586), (76, 1125145), (85, 1006012), (95, 900116), (119, 718580), (122, 700910), (124, 689605), (133, 642940), (140, 610793), (155, 551684), (170, 503006), (190, 450058), (217, 394060), (238, 359290), (244, 350455), (266, 321470), (305, 280364), (310, 275842), (323, 264740), (340, 251503), (380, 225029), (427, 200260), (434, 197030), (476, 179645), (527, 162260), (532, 160735), (589, 145180), (595, 143716), (610, 140182), (620, 137921), (646, 132370), (665, 128588), (854, 100130), (868, 98515), (1037, 82460), (1054, 81130), (1085, 78812), (1159, 73780), (1178, 72590), (1190, 71858), (1220, 70091), (1292, 66185), (1330, 64294), (1615, 52948), (1708, 50065), (1891, 45220), (2074, 41230), (2108, 40565), (2135, 40052), (2170, 39406), (2261, 37820), (2318, 36890), (2356, 36295), (2380, 35929), (2635, 32452), (2660, 32147), (2945, 29036), (3230, 26474), (3689, 23180), (3782, 22610), (4123, 20740), (4148, 20615), (4270, 20026), (4340, 19703), (4522, 18910), (4636, 18445), (5185, 16492), (5270, 16226), (5795, 14756), (5890, 14518), (6460, 13237), (7259, 11780), (7378, 11590), (7564, 11305), (8113, 10540), (8246, 10370), (8540, 10013), (9044, 9455)]