64210960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{557}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 164400192

約数和(自身を除く): 100189232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 131, 176, 220, 262, 440, 524, 557, 655, 880, 1048, 1114, 1310, 1441, 2096, 2228, 2620, 2785, 2882, 4456, 5240, 5570, 5764, 6127, 7205, 8912, 10480, 11140, 11528, 12254, 14410, 22280, 23056, 24508, 28820, 30635, 44560, 49016, 57640, 61270, 72967, 98032, 115280, 122540, 145934, 245080, 291868, 364835, 490160, 583736, 729670, 802637, 1167472, 1459340, 1605274, 2918680, 3210548, 4013185, 5837360, 6421096, 8026370, 12842192, 16052740, 32105480, 64210960]

約数ペア:

[(1, 64210960), (2, 32105480), (4, 16052740), (5, 12842192), (8, 8026370), (10, 6421096), (11, 5837360), (16, 4013185), (20, 3210548), (22, 2918680), (40, 1605274), (44, 1459340), (55, 1167472), (80, 802637), (88, 729670), (110, 583736), (131, 490160), (176, 364835), (220, 291868), (262, 245080), (440, 145934), (524, 122540), (557, 115280), (655, 98032), (880, 72967), (1048, 61270), (1114, 57640), (1310, 49016), (1441, 44560), (2096, 30635), (2228, 28820), (2620, 24508), (2785, 23056), (2882, 22280), (4456, 14410), (5240, 12254), (5570, 11528), (5764, 11140), (6127, 10480), (7205, 8912)]