87664788

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^2\times {\mathrm{439}}^1$

素因数の和:538

約数の個数: 72

約数和(自身を含む): 233217600

約数和(自身を除く): 145552812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 439, 516, 774, 878, 1161, 1317, 1548, 1756, 1849, 2322, 2634, 3698, 3951, 4644, 5268, 5547, 7396, 7902, 11094, 11853, 15804, 16641, 18877, 22188, 23706, 33282, 37754, 47412, 49923, 56631, 66564, 75508, 99846, 113262, 169893, 199692, 226524, 339786, 509679, 679572, 811711, 1019358, 1623422, 2038716, 2435133, 3246844, 4870266, 7305399, 9740532, 14610798, 21916197, 29221596, 43832394, 87664788]

約数ペア:

[(1, 87664788), (2, 43832394), (3, 29221596), (4, 21916197), (6, 14610798), (9, 9740532), (12, 7305399), (18, 4870266), (27, 3246844), (36, 2435133), (43, 2038716), (54, 1623422), (86, 1019358), (108, 811711), (129, 679572), (172, 509679), (258, 339786), (387, 226524), (439, 199692), (516, 169893), (774, 113262), (878, 99846), (1161, 75508), (1317, 66564), (1548, 56631), (1756, 49923), (1849, 47412), (2322, 37754), (2634, 33282), (3698, 23706), (3951, 22188), (4644, 18877), (5268, 16641), (5547, 15804), (7396, 11853), (7902, 11094)]