70450640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67741}}^1$

素因数の和:67767

約数の個数: 40

約数和(自身を含む): 176400168

約数和(自身を除く): 105949528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 67741, 135482, 270964, 338705, 541928, 677410, 880633, 1083856, 1354820, 1761266, 2709640, 3522532, 4403165, 5419280, 7045064, 8806330, 14090128, 17612660, 35225320, 70450640]

約数ペア:

[(1, 70450640), (2, 35225320), (4, 17612660), (5, 14090128), (8, 8806330), (10, 7045064), (13, 5419280), (16, 4403165), (20, 3522532), (26, 2709640), (40, 1761266), (52, 1354820), (65, 1083856), (80, 880633), (104, 677410), (130, 541928), (208, 338705), (260, 270964), (520, 135482), (1040, 67741)]