87057920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1151

約数の個数: 80

約数和(自身を含む): 215664768

約数和(自身を除く): 128606848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1097, 1240, 1280, 1984, 2194, 2480, 2560, 3968, 4388, 4960, 5485, 7936, 8776, 9920, 10970, 15872, 17552, 19840, 21940, 34007, 35104, 39680, 43880, 68014, 70208, 79360, 87760, 136028, 140416, 170035, 175520, 272056, 280832, 340070, 351040, 544112, 561664, 680140, 702080, 1088224, 1360280, 1404160, 2176448, 2720560, 2808320, 4352896, 5441120, 8705792, 10882240, 17411584, 21764480, 43528960, 87057920]

約数ペア:

[(1, 87057920), (2, 43528960), (4, 21764480), (5, 17411584), (8, 10882240), (10, 8705792), (16, 5441120), (20, 4352896), (31, 2808320), (32, 2720560), (40, 2176448), (62, 1404160), (64, 1360280), (80, 1088224), (124, 702080), (128, 680140), (155, 561664), (160, 544112), (248, 351040), (256, 340070), (310, 280832), (320, 272056), (496, 175520), (512, 170035), (620, 140416), (640, 136028), (992, 87760), (1097, 79360), (1240, 70208), (1280, 68014), (1984, 43880), (2194, 39680), (2480, 35104), (2560, 34007), (3968, 21940), (4388, 19840), (4960, 17552), (5485, 15872), (7936, 10970), (8776, 9920)]