25684740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4603}}^1$

素因数の和:4649

約数の個数: 72

約数和(自身を含む): 80441088

約数和(自身を除く): 54756348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 4603, 5580, 9206, 13809, 18412, 23015, 27618, 41427, 46030, 55236, 69045, 82854, 92060, 138090, 142693, 165708, 207135, 276180, 285386, 414270, 428079, 570772, 713465, 828540, 856158, 1284237, 1426930, 1712316, 2140395, 2568474, 2853860, 4280790, 5136948, 6421185, 8561580, 12842370, 25684740]

約数ペア:

[(1, 25684740), (2, 12842370), (3, 8561580), (4, 6421185), (5, 5136948), (6, 4280790), (9, 2853860), (10, 2568474), (12, 2140395), (15, 1712316), (18, 1426930), (20, 1284237), (30, 856158), (31, 828540), (36, 713465), (45, 570772), (60, 428079), (62, 414270), (90, 285386), (93, 276180), (124, 207135), (155, 165708), (180, 142693), (186, 138090), (279, 92060), (310, 82854), (372, 69045), (465, 55236), (558, 46030), (620, 41427), (930, 27618), (1116, 23015), (1395, 18412), (1860, 13809), (2790, 9206), (4603, 5580)]