72729280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17483}}^1$

素因数の和:17513

約数の個数: 56

約数和(自身を含む): 186519312

約数和(自身を除く): 113790032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 17483, 34966, 69932, 87415, 139864, 174830, 227279, 279728, 349660, 454558, 559456, 699320, 909116, 1118912, 1136395, 1398640, 1818232, 2272790, 2797280, 3636464, 4545580, 5594560, 7272928, 9091160, 14545856, 18182320, 36364640, 72729280]

約数ペア:

[(1, 72729280), (2, 36364640), (4, 18182320), (5, 14545856), (8, 9091160), (10, 7272928), (13, 5594560), (16, 4545580), (20, 3636464), (26, 2797280), (32, 2272790), (40, 1818232), (52, 1398640), (64, 1136395), (65, 1118912), (80, 909116), (104, 699320), (130, 559456), (160, 454558), (208, 349660), (260, 279728), (320, 227279), (416, 174830), (520, 139864), (832, 87415), (1040, 69932), (2080, 34966), (4160, 17483)]