255667472

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{3449}}^1$

素因数の和:3611

約数の個数: 40

約数和(自身を含む): 512076600

約数和(自身を除く): 256409128

約数列:

[1, 2, 4, 8, 16, 41, 82, 113, 164, 226, 328, 452, 656, 904, 1808, 3449, 4633, 6898, 9266, 13796, 18532, 27592, 37064, 55184, 74128, 141409, 282818, 389737, 565636, 779474, 1131272, 1558948, 2262544, 3117896, 6235792, 15979217, 31958434, 63916868, 127833736, 255667472]

約数ペア:

[(1, 255667472), (2, 127833736), (4, 63916868), (8, 31958434), (16, 15979217), (41, 6235792), (82, 3117896), (113, 2262544), (164, 1558948), (226, 1131272), (328, 779474), (452, 565636), (656, 389737), (904, 282818), (1808, 141409), (3449, 74128), (4633, 55184), (6898, 37064), (9266, 27592), (13796, 18532)]