25116988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 49674240

約数和(自身を除く): 24557252

約数列:

[1, 2, 4, 13, 26, 43, 47, 52, 86, 94, 172, 188, 239, 478, 559, 611, 956, 1118, 1222, 2021, 2236, 2444, 3107, 4042, 6214, 8084, 10277, 11233, 12428, 20554, 22466, 26273, 41108, 44932, 52546, 105092, 133601, 146029, 267202, 292058, 483019, 534404, 584116, 966038, 1932076, 6279247, 12558494, 25116988]

約数ペア:

[(1, 25116988), (2, 12558494), (4, 6279247), (13, 1932076), (26, 966038), (43, 584116), (47, 534404), (52, 483019), (86, 292058), (94, 267202), (172, 146029), (188, 133601), (239, 105092), (478, 52546), (559, 44932), (611, 41108), (956, 26273), (1118, 22466), (1222, 20554), (2021, 12428), (2236, 11233), (2444, 10277), (3107, 8084), (4042, 6214)]