403313170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 799787520

約数和(自身を除く): 396474350

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 173, 227, 346, 395, 454, 790, 865, 1027, 1135, 1730, 2054, 2249, 2270, 2951, 4498, 5135, 5902, 10270, 11245, 13667, 14755, 17933, 22490, 27334, 29510, 35866, 39271, 68335, 78542, 89665, 136670, 177671, 179330, 196355, 233129, 355342, 392710, 466258, 510523, 888355, 1021046, 1165645, 1776710, 2331290, 2552615, 3102409, 5105230, 6204818, 15512045, 31024090, 40331317, 80662634, 201656585, 403313170]

約数ペア:

[(1, 403313170), (2, 201656585), (5, 80662634), (10, 40331317), (13, 31024090), (26, 15512045), (65, 6204818), (79, 5105230), (130, 3102409), (158, 2552615), (173, 2331290), (227, 1776710), (346, 1165645), (395, 1021046), (454, 888355), (790, 510523), (865, 466258), (1027, 392710), (1135, 355342), (1730, 233129), (2054, 196355), (2249, 179330), (2270, 177671), (2951, 136670), (4498, 89665), (5135, 78542), (5902, 68335), (10270, 39271), (11245, 35866), (13667, 29510), (14755, 27334), (17933, 22490)]