157218850

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 301427136

約数和(自身を除く): 144208286

約数列:

[1, 2, 5, 10, 25, 50, 67, 71, 134, 142, 335, 355, 661, 670, 710, 1322, 1675, 1775, 3305, 3350, 3550, 4757, 6610, 9514, 16525, 23785, 33050, 44287, 46931, 47570, 88574, 93862, 118925, 221435, 234655, 237850, 442870, 469310, 1107175, 1173275, 2214350, 2346550, 3144377, 6288754, 15721885, 31443770, 78609425, 157218850]

約数ペア:

[(1, 157218850), (2, 78609425), (5, 31443770), (10, 15721885), (25, 6288754), (50, 3144377), (67, 2346550), (71, 2214350), (134, 1173275), (142, 1107175), (335, 469310), (355, 442870), (661, 237850), (670, 234655), (710, 221435), (1322, 118925), (1675, 93862), (1775, 88574), (3305, 47570), (3350, 46931), (3550, 44287), (4757, 33050), (6610, 23785), (9514, 16525)]