126550640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83257}}^1$

素因数の和:83289

約数の個数: 40

約数和(自身を含む): 309719760

約数和(自身を除く): 183169120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 83257, 166514, 333028, 416285, 666056, 832570, 1332112, 1581883, 1665140, 3163766, 3330280, 6327532, 6660560, 7909415, 12655064, 15818830, 25310128, 31637660, 63275320, 126550640]

約数ペア:

[(1, 126550640), (2, 63275320), (4, 31637660), (5, 25310128), (8, 15818830), (10, 12655064), (16, 7909415), (19, 6660560), (20, 6327532), (38, 3330280), (40, 3163766), (76, 1665140), (80, 1581883), (95, 1332112), (152, 832570), (190, 666056), (304, 416285), (380, 333028), (760, 166514), (1520, 83257)]