25112220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{59791}}^1$

素因数の和:59810

約数の個数: 48

約数和(自身を含む): 80360448

約数和(自身を除く): 55248228

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, 59791, 119582, 179373, 239164, 298955, 358746, 418537, 597910, 717492, 837074, 896865, 1195820, 1255611, 1674148, 1793730, 2092685, 2511222, 3587460, 4185370, 5022444, 6278055, 8370740, 12556110, 25112220]

約数ペア:

[(1, 25112220), (2, 12556110), (3, 8370740), (4, 6278055), (5, 5022444), (6, 4185370), (7, 3587460), (10, 2511222), (12, 2092685), (14, 1793730), (15, 1674148), (20, 1255611), (21, 1195820), (28, 896865), (30, 837074), (35, 717492), (42, 597910), (60, 418537), (70, 358746), (84, 298955), (105, 239164), (140, 179373), (210, 119582), (420, 59791)]