25978150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 53233200

約数和(自身を除く): 27255050

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 149, 275, 298, 317, 550, 634, 745, 1490, 1585, 1639, 3170, 3278, 3487, 3725, 6974, 7450, 7925, 8195, 15850, 16390, 17435, 34870, 40975, 47233, 81950, 87175, 94466, 174350, 236165, 472330, 519563, 1039126, 1180825, 2361650, 2597815, 5195630, 12989075, 25978150]

約数ペア:

[(1, 25978150), (2, 12989075), (5, 5195630), (10, 2597815), (11, 2361650), (22, 1180825), (25, 1039126), (50, 519563), (55, 472330), (110, 236165), (149, 174350), (275, 94466), (298, 87175), (317, 81950), (550, 47233), (634, 40975), (745, 34870), (1490, 17435), (1585, 16390), (1639, 15850), (3170, 8195), (3278, 7925), (3487, 7450), (3725, 6974)]