64000664

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:713

約数の個数: 96

約数和(自身を含む): 158482800

約数和(自身を除く): 94482136

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 133, 152, 182, 196, 247, 266, 364, 392, 494, 532, 637, 661, 728, 931, 988, 1064, 1274, 1322, 1729, 1862, 1976, 2548, 2644, 3458, 3724, 4627, 5096, 5288, 6916, 7448, 8593, 9254, 12103, 12559, 13832, 17186, 18508, 24206, 25118, 32389, 34372, 37016, 48412, 50236, 60151, 64778, 68744, 87913, 96824, 100472, 120302, 129556, 163267, 175826, 240604, 259112, 326534, 351652, 421057, 481208, 615391, 653068, 703304, 842114, 1142869, 1230782, 1306136, 1684228, 2285738, 2461564, 3368456, 4571476, 4923128, 8000083, 9142952, 16000166, 32000332, 64000664]

約数ペア:

[(1, 64000664), (2, 32000332), (4, 16000166), (7, 9142952), (8, 8000083), (13, 4923128), (14, 4571476), (19, 3368456), (26, 2461564), (28, 2285738), (38, 1684228), (49, 1306136), (52, 1230782), (56, 1142869), (76, 842114), (91, 703304), (98, 653068), (104, 615391), (133, 481208), (152, 421057), (182, 351652), (196, 326534), (247, 259112), (266, 240604), (364, 175826), (392, 163267), (494, 129556), (532, 120302), (637, 100472), (661, 96824), (728, 87913), (931, 68744), (988, 64778), (1064, 60151), (1274, 50236), (1322, 48412), (1729, 37016), (1862, 34372), (1976, 32389), (2548, 25118), (2644, 24206), (3458, 18508), (3724, 17186), (4627, 13832), (5096, 12559), (5288, 12103), (6916, 9254), (7448, 8593)]