118919320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3221}}^1$

素因数の和:3316

約数の個数: 64

約数和(自身を含む): 292299840

約数和(自身を除く): 173380520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3221, 3692, 4615, 6442, 7384, 9230, 12884, 16105, 18460, 25768, 32210, 36920, 41873, 64420, 83746, 128840, 167492, 209365, 228691, 334984, 418730, 457382, 837460, 914764, 1143455, 1674920, 1829528, 2286910, 2972983, 4573820, 5945966, 9147640, 11891932, 14864915, 23783864, 29729830, 59459660, 118919320]

約数ペア:

[(1, 118919320), (2, 59459660), (4, 29729830), (5, 23783864), (8, 14864915), (10, 11891932), (13, 9147640), (20, 5945966), (26, 4573820), (40, 2972983), (52, 2286910), (65, 1829528), (71, 1674920), (104, 1143455), (130, 914764), (142, 837460), (260, 457382), (284, 418730), (355, 334984), (520, 228691), (568, 209365), (710, 167492), (923, 128840), (1420, 83746), (1846, 64420), (2840, 41873), (3221, 36920), (3692, 32210), (4615, 25768), (6442, 18460), (7384, 16105), (9230, 12884)]