51167360

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2579}}^1$

素因数の和:2629

約数の個数: 64

約数和(自身を含む): 126316800

約数和(自身を除く): 75149440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 2579, 3968, 4960, 5158, 9920, 10316, 12895, 19840, 20632, 25790, 41264, 51580, 79949, 82528, 103160, 159898, 165056, 206320, 319796, 330112, 399745, 412640, 639592, 799490, 825280, 1279184, 1598980, 1650560, 2558368, 3197960, 5116736, 6395920, 10233472, 12791840, 25583680, 51167360]

約数ペア:

[(1, 51167360), (2, 25583680), (4, 12791840), (5, 10233472), (8, 6395920), (10, 5116736), (16, 3197960), (20, 2558368), (31, 1650560), (32, 1598980), (40, 1279184), (62, 825280), (64, 799490), (80, 639592), (124, 412640), (128, 399745), (155, 330112), (160, 319796), (248, 206320), (310, 165056), (320, 159898), (496, 103160), (620, 82528), (640, 79949), (992, 51580), (1240, 41264), (1984, 25790), (2480, 20632), (2579, 19840), (3968, 12895), (4960, 10316), (5158, 9920)]