65556700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1063

約数の個数: 72

約数和(自身を含む): 157896144

約数和(自身を除く): 92339444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 61, 100, 110, 122, 220, 244, 275, 305, 550, 610, 671, 977, 1100, 1220, 1342, 1525, 1954, 2684, 3050, 3355, 3908, 4885, 6100, 6710, 9770, 10747, 13420, 16775, 19540, 21494, 24425, 33550, 42988, 48850, 53735, 59597, 67100, 97700, 107470, 119194, 214940, 238388, 268675, 297985, 537350, 595970, 655567, 1074700, 1191940, 1311134, 1489925, 2622268, 2979850, 3277835, 5959700, 6555670, 13111340, 16389175, 32778350, 65556700]

約数ペア:

[(1, 65556700), (2, 32778350), (4, 16389175), (5, 13111340), (10, 6555670), (11, 5959700), (20, 3277835), (22, 2979850), (25, 2622268), (44, 1489925), (50, 1311134), (55, 1191940), (61, 1074700), (100, 655567), (110, 595970), (122, 537350), (220, 297985), (244, 268675), (275, 238388), (305, 214940), (550, 119194), (610, 107470), (671, 97700), (977, 67100), (1100, 59597), (1220, 53735), (1342, 48850), (1525, 42988), (1954, 33550), (2684, 24425), (3050, 21494), (3355, 19540), (3908, 16775), (4885, 13420), (6100, 10747), (6710, 9770)]