25283890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 46715760

約数和(自身を除く): 21431870

約数列:

[1, 2, 5, 10, 61, 122, 181, 229, 305, 362, 458, 610, 905, 1145, 1810, 2290, 11041, 13969, 22082, 27938, 41449, 55205, 69845, 82898, 110410, 139690, 207245, 414490, 2528389, 5056778, 12641945, 25283890]

約数ペア:

[(1, 25283890), (2, 12641945), (5, 5056778), (10, 2528389), (61, 414490), (122, 207245), (181, 139690), (229, 110410), (305, 82898), (362, 69845), (458, 55205), (610, 41449), (905, 27938), (1145, 22082), (1810, 13969), (2290, 11041)]