254829760

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19423}}^1$

素因数の和:19481

約数の個数: 56

約数和(自身を含む): 621645696

約数和(自身を除く): 366815936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 13120, 19423, 38846, 77692, 97115, 155384, 194230, 310768, 388460, 621536, 776920, 796343, 1243072, 1553840, 1592686, 3107680, 3185372, 3981715, 6215360, 6370744, 7963430, 12741488, 15926860, 25482976, 31853720, 50965952, 63707440, 127414880, 254829760]

約数ペア:

[(1, 254829760), (2, 127414880), (4, 63707440), (5, 50965952), (8, 31853720), (10, 25482976), (16, 15926860), (20, 12741488), (32, 7963430), (40, 6370744), (41, 6215360), (64, 3981715), (80, 3185372), (82, 3107680), (160, 1592686), (164, 1553840), (205, 1243072), (320, 796343), (328, 776920), (410, 621536), (656, 388460), (820, 310768), (1312, 194230), (1640, 155384), (2624, 97115), (3280, 77692), (6560, 38846), (13120, 19423)]