25917040

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2473}}^1$

素因数の和:2617

約数の個数: 40

約数和(自身を含む): 60741648

約数和(自身を除く): 34824608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2473, 2620, 4946, 5240, 9892, 10480, 12365, 19784, 24730, 39568, 49460, 98920, 197840, 323963, 647926, 1295852, 1619815, 2591704, 3239630, 5183408, 6479260, 12958520, 25917040]

約数ペア:

[(1, 25917040), (2, 12958520), (4, 6479260), (5, 5183408), (8, 3239630), (10, 2591704), (16, 1619815), (20, 1295852), (40, 647926), (80, 323963), (131, 197840), (262, 98920), (524, 49460), (655, 39568), (1048, 24730), (1310, 19784), (2096, 12365), (2473, 10480), (2620, 9892), (4946, 5240)]