64517516

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^3\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 72

約数和(自身を含む): 141629040

約数和(自身を除く): 77111524

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 67, 68, 98, 119, 134, 196, 238, 268, 289, 469, 476, 578, 833, 938, 1139, 1156, 1666, 1876, 2023, 2278, 3283, 3332, 4046, 4556, 4913, 6566, 7973, 8092, 9826, 13132, 14161, 15946, 19363, 19652, 28322, 31892, 34391, 38726, 55811, 56644, 68782, 77452, 111622, 135541, 137564, 223244, 240737, 271082, 329171, 481474, 542164, 658342, 948787, 962948, 1316684, 1897574, 2304197, 3795148, 4608394, 9216788, 16129379, 32258758, 64517516]

約数ペア:

[(1, 64517516), (2, 32258758), (4, 16129379), (7, 9216788), (14, 4608394), (17, 3795148), (28, 2304197), (34, 1897574), (49, 1316684), (67, 962948), (68, 948787), (98, 658342), (119, 542164), (134, 481474), (196, 329171), (238, 271082), (268, 240737), (289, 223244), (469, 137564), (476, 135541), (578, 111622), (833, 77452), (938, 68782), (1139, 56644), (1156, 55811), (1666, 38726), (1876, 34391), (2023, 31892), (2278, 28322), (3283, 19652), (3332, 19363), (4046, 15946), (4556, 14161), (4913, 13132), (6566, 9826), (7973, 8092)]