68749928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{10837}}^1$

素因数の和:10917

約数の個数: 32

約数和(自身を含む): 141110760

約数和(自身を除く): 72360832

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 10837, 21674, 43348, 86696, 140881, 281762, 563524, 661057, 1127048, 1322114, 2644228, 5288456, 8593741, 17187482, 34374964, 68749928]

約数ペア:

[(1, 68749928), (2, 34374964), (4, 17187482), (8, 8593741), (13, 5288456), (26, 2644228), (52, 1322114), (61, 1127048), (104, 661057), (122, 563524), (244, 281762), (488, 140881), (793, 86696), (1586, 43348), (3172, 21674), (6344, 10837)]