25103820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{59771}}^1$

素因数の和:59790

約数の個数: 48

約数和(自身を含む): 80333568

約数和(自身を除く): 55229748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 59771, 119542, 179313, 239084, 298855, 358626, 418397, 597710, 717252, 836794, 896565, 1195420, 1255191, 1673588, 1793130, 2091985, 2510382, 3586260, 4183970, 5020764, 6275955, 8367940, 12551910, 25103820]

約数ペア:

[(1, 25103820), (2, 12551910), (3, 8367940), (4, 6275955), (5, 5020764), (6, 4183970), (7, 3586260), (10, 2510382), (12, 2091985), (14, 1793130), (15, 1673588), (20, 1255191), (21, 1195420), (28, 896565), (30, 836794), (35, 717252), (42, 597710), (60, 418397), (70, 358626), (84, 298855), (105, 239084), (140, 179313), (210, 119542), (420, 59771)]