25720452

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1273

約数の個数: 72

約数和(自身を含む): 70703360

約数和(自身を除く): 44982908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1213, 1767, 2356, 2426, 3534, 3639, 4852, 5301, 7068, 7278, 10602, 10917, 14556, 21204, 21834, 23047, 37603, 43668, 46094, 69141, 75206, 92188, 112809, 138282, 150412, 207423, 225618, 276564, 338427, 414846, 451236, 676854, 714457, 829692, 1353708, 1428914, 2143371, 2857828, 4286742, 6430113, 8573484, 12860226, 25720452]

約数ペア:

[(1, 25720452), (2, 12860226), (3, 8573484), (4, 6430113), (6, 4286742), (9, 2857828), (12, 2143371), (18, 1428914), (19, 1353708), (31, 829692), (36, 714457), (38, 676854), (57, 451236), (62, 414846), (76, 338427), (93, 276564), (114, 225618), (124, 207423), (171, 150412), (186, 138282), (228, 112809), (279, 92188), (342, 75206), (372, 69141), (558, 46094), (589, 43668), (684, 37603), (1116, 23047), (1178, 21834), (1213, 21204), (1767, 14556), (2356, 10917), (2426, 10602), (3534, 7278), (3639, 7068), (4852, 5301)]