25549840

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{613}}^1$

素因数の和:1147

約数の個数: 40

約数和(自身を含む): 59614488

約数和(自身を除く): 34064648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 613, 1042, 1226, 2084, 2452, 2605, 3065, 4168, 4904, 5210, 6130, 8336, 9808, 10420, 12260, 20840, 24520, 41680, 49040, 319373, 638746, 1277492, 1596865, 2554984, 3193730, 5109968, 6387460, 12774920, 25549840]

約数ペア:

[(1, 25549840), (2, 12774920), (4, 6387460), (5, 5109968), (8, 3193730), (10, 2554984), (16, 1596865), (20, 1277492), (40, 638746), (80, 319373), (521, 49040), (613, 41680), (1042, 24520), (1226, 20840), (2084, 12260), (2452, 10420), (2605, 9808), (3065, 8336), (4168, 6130), (4904, 5210)]