63661840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1088

約数の個数: 80

約数和(自身を含む): 163846656

約数和(自身を除く): 100184816

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 110, 146, 176, 220, 292, 365, 440, 584, 730, 803, 880, 991, 1168, 1460, 1606, 1982, 2920, 3212, 3964, 4015, 4955, 5840, 6424, 7928, 8030, 9910, 10901, 12848, 15856, 16060, 19820, 21802, 32120, 39640, 43604, 54505, 64240, 72343, 79280, 87208, 109010, 144686, 174416, 218020, 289372, 361715, 436040, 578744, 723430, 795773, 872080, 1157488, 1446860, 1591546, 2893720, 3183092, 3978865, 5787440, 6366184, 7957730, 12732368, 15915460, 31830920, 63661840]

約数ペア:

[(1, 63661840), (2, 31830920), (4, 15915460), (5, 12732368), (8, 7957730), (10, 6366184), (11, 5787440), (16, 3978865), (20, 3183092), (22, 2893720), (40, 1591546), (44, 1446860), (55, 1157488), (73, 872080), (80, 795773), (88, 723430), (110, 578744), (146, 436040), (176, 361715), (220, 289372), (292, 218020), (365, 174416), (440, 144686), (584, 109010), (730, 87208), (803, 79280), (880, 72343), (991, 64240), (1168, 54505), (1460, 43604), (1606, 39640), (1982, 32120), (2920, 21802), (3212, 19820), (3964, 16060), (4015, 15856), (4955, 12848), (5840, 10901), (6424, 9910), (7928, 8030)]