26718640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1117}}^1$

素因数の和:1166

約数の個数: 80

約数和(自身を含む): 69870528

約数和(自身を除く): 43151888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1117, 1196, 1495, 1840, 2234, 2392, 2990, 4468, 4784, 5585, 5980, 8936, 11170, 11960, 14521, 17872, 22340, 23920, 25691, 29042, 44680, 51382, 58084, 72605, 89360, 102764, 116168, 128455, 145210, 205528, 232336, 256910, 290420, 333983, 411056, 513820, 580840, 667966, 1027640, 1161680, 1335932, 1669915, 2055280, 2671864, 3339830, 5343728, 6679660, 13359320, 26718640]

約数ペア:

[(1, 26718640), (2, 13359320), (4, 6679660), (5, 5343728), (8, 3339830), (10, 2671864), (13, 2055280), (16, 1669915), (20, 1335932), (23, 1161680), (26, 1027640), (40, 667966), (46, 580840), (52, 513820), (65, 411056), (80, 333983), (92, 290420), (104, 256910), (115, 232336), (130, 205528), (184, 145210), (208, 128455), (230, 116168), (260, 102764), (299, 89360), (368, 72605), (460, 58084), (520, 51382), (598, 44680), (920, 29042), (1040, 25691), (1117, 23920), (1196, 22340), (1495, 17872), (1840, 14521), (2234, 11960), (2392, 11170), (2990, 8936), (4468, 5980), (4784, 5585)]