64636910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 130987584

約数和(自身を除く): 66350674

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 67, 82, 130, 134, 181, 205, 335, 362, 410, 533, 670, 871, 905, 1066, 1742, 1810, 2353, 2665, 2747, 4355, 4706, 5330, 5494, 7421, 8710, 11765, 12127, 13735, 14842, 23530, 24254, 27470, 35711, 37105, 60635, 71422, 74210, 96473, 121270, 157651, 178555, 192946, 315302, 357110, 482365, 497207, 788255, 964730, 994414, 1576510, 2486035, 4972070, 6463691, 12927382, 32318455, 64636910]

約数ペア:

[(1, 64636910), (2, 32318455), (5, 12927382), (10, 6463691), (13, 4972070), (26, 2486035), (41, 1576510), (65, 994414), (67, 964730), (82, 788255), (130, 497207), (134, 482365), (181, 357110), (205, 315302), (335, 192946), (362, 178555), (410, 157651), (533, 121270), (670, 96473), (871, 74210), (905, 71422), (1066, 60635), (1742, 37105), (1810, 35711), (2353, 27470), (2665, 24254), (2747, 23530), (4355, 14842), (4706, 13735), (5330, 12127), (5494, 11765), (7421, 8710)]