258707984

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{179}}^1\times {\mathrm{877}}^1$

素因数の和:1167

約数の個数: 40

約数和(自身を含む): 509520960

約数和(自身を除く): 250812976

約数列:

[1, 2, 4, 8, 16, 103, 179, 206, 358, 412, 716, 824, 877, 1432, 1648, 1754, 2864, 3508, 7016, 14032, 18437, 36874, 73748, 90331, 147496, 156983, 180662, 294992, 313966, 361324, 627932, 722648, 1255864, 1445296, 2511728, 16169249, 32338498, 64676996, 129353992, 258707984]

約数ペア:

[(1, 258707984), (2, 129353992), (4, 64676996), (8, 32338498), (16, 16169249), (103, 2511728), (179, 1445296), (206, 1255864), (358, 722648), (412, 627932), (716, 361324), (824, 313966), (877, 294992), (1432, 180662), (1648, 156983), (1754, 147496), (2864, 90331), (3508, 73748), (7016, 36874), (14032, 18437)]