66533648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{739}}^1$

素因数の和:1095

約数の個数: 40

約数和(自身を含む): 137089440

約数和(自身を除く): 70555792

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 331, 662, 739, 1324, 1478, 2648, 2956, 5296, 5627, 5912, 11254, 11824, 12563, 22508, 25126, 45016, 50252, 90032, 100504, 201008, 244609, 489218, 978436, 1956872, 3913744, 4158353, 8316706, 16633412, 33266824, 66533648]

約数ペア:

[(1, 66533648), (2, 33266824), (4, 16633412), (8, 8316706), (16, 4158353), (17, 3913744), (34, 1956872), (68, 978436), (136, 489218), (272, 244609), (331, 201008), (662, 100504), (739, 90032), (1324, 50252), (1478, 45016), (2648, 25126), (2956, 22508), (5296, 12563), (5627, 11824), (5912, 11254)]