291265313690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1249}}^1\times {\mathrm{10369}}^1$

素因数の和:11811

約数の個数: 64

約数和(自身を含む): 568379700000

約数和(自身を除く): 277114386310

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1249, 1730, 2249, 2498, 4498, 6245, 10369, 11245, 12490, 16237, 20738, 22490, 32474, 51845, 81185, 103690, 134797, 162370, 216077, 269594, 432154, 673985, 1080385, 1347970, 1793837, 2160770, 2809001, 3587674, 5618002, 8969185, 12950881, 14045005, 17938370, 23319881, 25901762, 28090010, 46639762, 64754405, 116599405, 129508810, 168361453, 233198810, 336722906, 841807265, 1683614530, 2240502413, 4481004826, 11202512065, 22405024130, 29126531369, 58253062738, 145632656845, 291265313690]

約数ペア:

[(1, 291265313690), (2, 145632656845), (5, 58253062738), (10, 29126531369), (13, 22405024130), (26, 11202512065), (65, 4481004826), (130, 2240502413), (173, 1683614530), (346, 841807265), (865, 336722906), (1249, 233198810), (1730, 168361453), (2249, 129508810), (2498, 116599405), (4498, 64754405), (6245, 46639762), (10369, 28090010), (11245, 25901762), (12490, 23319881), (16237, 17938370), (20738, 14045005), (22490, 12950881), (32474, 8969185), (51845, 5618002), (81185, 3587674), (103690, 2809001), (134797, 2160770), (162370, 1793837), (216077, 1347970), (269594, 1080385), (432154, 673985)]