157030640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150991}}^1$

素因数の和:151017

約数の個数: 40

約数和(自身を含む): 393183168

約数和(自身を除く): 236152528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 150991, 301982, 603964, 754955, 1207928, 1509910, 1962883, 2415856, 3019820, 3925766, 6039640, 7851532, 9814415, 12079280, 15703064, 19628830, 31406128, 39257660, 78515320, 157030640]

約数ペア:

[(1, 157030640), (2, 78515320), (4, 39257660), (5, 31406128), (8, 19628830), (10, 15703064), (13, 12079280), (16, 9814415), (20, 7851532), (26, 6039640), (40, 3925766), (52, 3019820), (65, 2415856), (80, 1962883), (104, 1509910), (130, 1207928), (208, 754955), (260, 603964), (520, 301982), (1040, 150991)]