25150300

素因数分解:

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

素因数の和:132

約数の個数: 144

約数和(自身を含む): 68884480

約数和(自身を除く): 43734180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 31, 35, 38, 50, 61, 62, 70, 76, 95, 100, 122, 124, 133, 140, 155, 175, 190, 217, 244, 266, 305, 310, 350, 380, 427, 434, 475, 532, 589, 610, 620, 665, 700, 775, 854, 868, 950, 1085, 1159, 1178, 1220, 1330, 1525, 1550, 1708, 1891, 1900, 2135, 2170, 2318, 2356, 2660, 2945, 3050, 3100, 3325, 3782, 4123, 4270, 4340, 4636, 5425, 5795, 5890, 6100, 6650, 7564, 8113, 8246, 8540, 9455, 10675, 10850, 11590, 11780, 13237, 13300, 14725, 16226, 16492, 18910, 20615, 21350, 21700, 23180, 26474, 28975, 29450, 32452, 35929, 37820, 40565, 41230, 42700, 47275, 52948, 57950, 58900, 66185, 71858, 81130, 82460, 94550, 103075, 115900, 132370, 143716, 162260, 179645, 189100, 202825, 206150, 251503, 264740, 330925, 359290, 405650, 412300, 503006, 661850, 718580, 811300, 898225, 1006012, 1257515, 1323700, 1796450, 2515030, 3592900, 5030060, 6287575, 12575150, 25150300]

約数ペア:

[(1, 25150300), (2, 12575150), (4, 6287575), (5, 5030060), (7, 3592900), (10, 2515030), (14, 1796450), (19, 1323700), (20, 1257515), (25, 1006012), (28, 898225), (31, 811300), (35, 718580), (38, 661850), (50, 503006), (61, 412300), (62, 405650), (70, 359290), (76, 330925), (95, 264740), (100, 251503), (122, 206150), (124, 202825), (133, 189100), (140, 179645), (155, 162260), (175, 143716), (190, 132370), (217, 115900), (244, 103075), (266, 94550), (305, 82460), (310, 81130), (350, 71858), (380, 66185), (427, 58900), (434, 57950), (475, 52948), (532, 47275), (589, 42700), (610, 41230), (620, 40565), (665, 37820), (700, 35929), (775, 32452), (854, 29450), (868, 28975), (950, 26474), (1085, 23180), (1159, 21700), (1178, 21350), (1220, 20615), (1330, 18910), (1525, 16492), (1550, 16226), (1708, 14725), (1891, 13300), (1900, 13237), (2135, 11780), (2170, 11590), (2318, 10850), (2356, 10675), (2660, 9455), (2945, 8540), (3050, 8246), (3100, 8113), (3325, 7564), (3782, 6650), (4123, 6100), (4270, 5890), (4340, 5795), (4636, 5425)]