66885910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2429

約数の個数: 64

約数和(自身を含む): 153022464

約数和(自身を除く): 86136554

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2371, 2821, 4030, 4742, 5642, 11855, 14105, 16597, 23710, 28210, 30823, 33194, 61646, 73501, 82985, 147002, 154115, 165970, 215761, 308230, 367505, 431522, 514507, 735010, 955513, 1029014, 1078805, 1911026, 2157610, 2572535, 4777565, 5145070, 6688591, 9555130, 13377182, 33442955, 66885910]

約数ペア:

[(1, 66885910), (2, 33442955), (5, 13377182), (7, 9555130), (10, 6688591), (13, 5145070), (14, 4777565), (26, 2572535), (31, 2157610), (35, 1911026), (62, 1078805), (65, 1029014), (70, 955513), (91, 735010), (130, 514507), (155, 431522), (182, 367505), (217, 308230), (310, 215761), (403, 165970), (434, 154115), (455, 147002), (806, 82985), (910, 73501), (1085, 61646), (2015, 33194), (2170, 30823), (2371, 28210), (2821, 23710), (4030, 16597), (4742, 14105), (5642, 11855)]