25323680

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{971}}^1$

素因数の和:1149

約数の個数: 48

約数和(自身を含む): 60256224

約数和(自身を除く): 34932544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 971, 1304, 1630, 1942, 2608, 3260, 3884, 4855, 5216, 6520, 7768, 9710, 13040, 15536, 19420, 26080, 31072, 38840, 77680, 155360, 158273, 316546, 633092, 791365, 1266184, 1582730, 2532368, 3165460, 5064736, 6330920, 12661840, 25323680]

約数ペア:

[(1, 25323680), (2, 12661840), (4, 6330920), (5, 5064736), (8, 3165460), (10, 2532368), (16, 1582730), (20, 1266184), (32, 791365), (40, 633092), (80, 316546), (160, 158273), (163, 155360), (326, 77680), (652, 38840), (815, 31072), (971, 26080), (1304, 19420), (1630, 15536), (1942, 13040), (2608, 9710), (3260, 7768), (3884, 6520), (4855, 5216)]