80398780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 231662592

約数和(自身を除く): 151263812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 37, 44, 55, 68, 70, 74, 77, 83, 85, 110, 119, 140, 148, 154, 166, 170, 185, 187, 220, 238, 259, 308, 332, 340, 370, 374, 385, 407, 415, 476, 518, 581, 595, 629, 740, 748, 770, 814, 830, 913, 935, 1036, 1162, 1190, 1258, 1295, 1309, 1411, 1540, 1628, 1660, 1826, 1870, 2035, 2324, 2380, 2516, 2590, 2618, 2822, 2849, 2905, 3071, 3145, 3652, 3740, 4070, 4403, 4565, 5180, 5236, 5644, 5698, 5810, 6142, 6290, 6391, 6545, 6919, 7055, 8140, 8806, 9130, 9877, 11396, 11620, 12284, 12580, 12782, 13090, 13838, 14110, 14245, 15355, 15521, 17612, 18260, 19754, 21497, 22015, 25564, 26180, 27676, 28220, 28490, 30710, 31042, 31955, 33781, 34595, 39508, 42994, 44030, 48433, 49385, 52207, 56980, 61420, 62084, 63910, 67562, 69190, 77605, 85988, 88060, 96866, 98770, 104414, 107485, 108647, 127820, 135124, 138380, 155210, 168905, 193732, 197540, 208828, 214970, 217294, 236467, 242165, 261035, 310420, 337810, 365449, 429940, 434588, 472934, 484330, 522070, 543235, 574277, 675620, 730898, 945868, 968660, 1044140, 1086470, 1148554, 1182335, 1461796, 1827245, 2172940, 2297108, 2364670, 2871385, 3654490, 4019939, 4729340, 5742770, 7308980, 8039878, 11485540, 16079756, 20099695, 40199390, 80398780]

約数ペア:

[(1, 80398780), (2, 40199390), (4, 20099695), (5, 16079756), (7, 11485540), (10, 8039878), (11, 7308980), (14, 5742770), (17, 4729340), (20, 4019939), (22, 3654490), (28, 2871385), (34, 2364670), (35, 2297108), (37, 2172940), (44, 1827245), (55, 1461796), (68, 1182335), (70, 1148554), (74, 1086470), (77, 1044140), (83, 968660), (85, 945868), (110, 730898), (119, 675620), (140, 574277), (148, 543235), (154, 522070), (166, 484330), (170, 472934), (185, 434588), (187, 429940), (220, 365449), (238, 337810), (259, 310420), (308, 261035), (332, 242165), (340, 236467), (370, 217294), (374, 214970), (385, 208828), (407, 197540), (415, 193732), (476, 168905), (518, 155210), (581, 138380), (595, 135124), (629, 127820), (740, 108647), (748, 107485), (770, 104414), (814, 98770), (830, 96866), (913, 88060), (935, 85988), (1036, 77605), (1162, 69190), (1190, 67562), (1258, 63910), (1295, 62084), (1309, 61420), (1411, 56980), (1540, 52207), (1628, 49385), (1660, 48433), (1826, 44030), (1870, 42994), (2035, 39508), (2324, 34595), (2380, 33781), (2516, 31955), (2590, 31042), (2618, 30710), (2822, 28490), (2849, 28220), (2905, 27676), (3071, 26180), (3145, 25564), (3652, 22015), (3740, 21497), (4070, 19754), (4403, 18260), (4565, 17612), (5180, 15521), (5236, 15355), (5644, 14245), (5698, 14110), (5810, 13838), (6142, 13090), (6290, 12782), (6391, 12580), (6545, 12284), (6919, 11620), (7055, 11396), (8140, 9877), (8806, 9130)]