25101010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 53996544

約数和(自身を除く): 28895534

約数列:

[1, 2, 5, 10, 11, 17, 22, 31, 34, 55, 62, 85, 110, 155, 170, 187, 310, 341, 374, 433, 527, 682, 866, 935, 1054, 1705, 1870, 2165, 2635, 3410, 4330, 4763, 5270, 5797, 7361, 9526, 11594, 13423, 14722, 23815, 26846, 28985, 36805, 47630, 57970, 67115, 73610, 80971, 134230, 147653, 161942, 228191, 295306, 404855, 456382, 738265, 809710, 1140955, 1476530, 2281910, 2510101, 5020202, 12550505, 25101010]

約数ペア:

[(1, 25101010), (2, 12550505), (5, 5020202), (10, 2510101), (11, 2281910), (17, 1476530), (22, 1140955), (31, 809710), (34, 738265), (55, 456382), (62, 404855), (85, 295306), (110, 228191), (155, 161942), (170, 147653), (187, 134230), (310, 80971), (341, 73610), (374, 67115), (433, 57970), (527, 47630), (682, 36805), (866, 28985), (935, 26846), (1054, 23815), (1705, 14722), (1870, 13423), (2165, 11594), (2635, 9526), (3410, 7361), (4330, 5797), (4763, 5270)]