25569220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 55828080

約数和(自身を除く): 30258860

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 109, 148, 185, 218, 317, 370, 436, 545, 634, 740, 1090, 1268, 1585, 2180, 3170, 4033, 6340, 8066, 11729, 16132, 20165, 23458, 34553, 40330, 46916, 58645, 69106, 80660, 117290, 138212, 172765, 234580, 345530, 691060, 1278461, 2556922, 5113844, 6392305, 12784610, 25569220]

約数ペア:

[(1, 25569220), (2, 12784610), (4, 6392305), (5, 5113844), (10, 2556922), (20, 1278461), (37, 691060), (74, 345530), (109, 234580), (148, 172765), (185, 138212), (218, 117290), (317, 80660), (370, 69106), (436, 58645), (545, 46916), (634, 40330), (740, 34553), (1090, 23458), (1268, 20165), (1585, 16132), (2180, 11729), (3170, 8066), (4033, 6340)]