30707500

素因数分解:

$2^2\times 5^4\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:268

約数の個数: 60

約数和(自身を含む): 68490576

約数和(自身を除く): 37783076

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 173, 250, 284, 346, 355, 500, 625, 692, 710, 865, 1250, 1420, 1730, 1775, 2500, 3460, 3550, 4325, 7100, 8650, 8875, 12283, 17300, 17750, 21625, 24566, 35500, 43250, 44375, 49132, 61415, 86500, 88750, 108125, 122830, 177500, 216250, 245660, 307075, 432500, 614150, 1228300, 1535375, 3070750, 6141500, 7676875, 15353750, 30707500]

約数ペア:

[(1, 30707500), (2, 15353750), (4, 7676875), (5, 6141500), (10, 3070750), (20, 1535375), (25, 1228300), (50, 614150), (71, 432500), (100, 307075), (125, 245660), (142, 216250), (173, 177500), (250, 122830), (284, 108125), (346, 88750), (355, 86500), (500, 61415), (625, 49132), (692, 44375), (710, 43250), (865, 35500), (1250, 24566), (1420, 21625), (1730, 17750), (1775, 17300), (2500, 12283), (3460, 8875), (3550, 8650), (4325, 7100)]