51260560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2143}}^1$

素因数の和:2192

約数の個数: 80

約数和(自身を含む): 133991424

約数和(自身を除く): 82730864

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, 1196, 1495, 1840, 2143, 2392, 2990, 4286, 4784, 5980, 8572, 10715, 11960, 17144, 21430, 23920, 27859, 34288, 42860, 49289, 55718, 85720, 98578, 111436, 139295, 171440, 197156, 222872, 246445, 278590, 394312, 445744, 492890, 557180, 640757, 788624, 985780, 1114360, 1281514, 1971560, 2228720, 2563028, 3203785, 3943120, 5126056, 6407570, 10252112, 12815140, 25630280, 51260560]

約数ペア:

[(1, 51260560), (2, 25630280), (4, 12815140), (5, 10252112), (8, 6407570), (10, 5126056), (13, 3943120), (16, 3203785), (20, 2563028), (23, 2228720), (26, 1971560), (40, 1281514), (46, 1114360), (52, 985780), (65, 788624), (80, 640757), (92, 557180), (104, 492890), (115, 445744), (130, 394312), (184, 278590), (208, 246445), (230, 222872), (260, 197156), (299, 171440), (368, 139295), (460, 111436), (520, 98578), (598, 85720), (920, 55718), (1040, 49289), (1196, 42860), (1495, 34288), (1840, 27859), (2143, 23920), (2392, 21430), (2990, 17144), (4286, 11960), (4784, 10715), (5980, 8572)]