64955696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 141657600

約数和(自身を除く): 76701904

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 67, 79, 104, 118, 134, 158, 208, 236, 268, 316, 472, 536, 632, 767, 871, 944, 1027, 1072, 1264, 1534, 1742, 2054, 3068, 3484, 3953, 4108, 4661, 5293, 6136, 6968, 7906, 8216, 9322, 10586, 12272, 13936, 15812, 16432, 18644, 21172, 31624, 37288, 42344, 51389, 60593, 63248, 68809, 74576, 84688, 102778, 121186, 137618, 205556, 242372, 275236, 312287, 411112, 484744, 550472, 624574, 822224, 969488, 1100944, 1249148, 2498296, 4059731, 4996592, 8119462, 16238924, 32477848, 64955696]

約数ペア:

[(1, 64955696), (2, 32477848), (4, 16238924), (8, 8119462), (13, 4996592), (16, 4059731), (26, 2498296), (52, 1249148), (59, 1100944), (67, 969488), (79, 822224), (104, 624574), (118, 550472), (134, 484744), (158, 411112), (208, 312287), (236, 275236), (268, 242372), (316, 205556), (472, 137618), (536, 121186), (632, 102778), (767, 84688), (871, 74576), (944, 68809), (1027, 63248), (1072, 60593), (1264, 51389), (1534, 42344), (1742, 37288), (2054, 31624), (3068, 21172), (3484, 18644), (3953, 16432), (4108, 15812), (4661, 13936), (5293, 12272), (6136, 10586), (6968, 9322), (7906, 8216)]