25274990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{977}}^1$

素因数の和:1196

約数の個数: 32

約数和(自身を含む): 49291200

約数和(自身を除く): 24016210

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 977, 995, 1954, 1990, 2587, 4885, 5174, 9770, 12701, 12935, 25402, 25870, 63505, 127010, 194423, 388846, 972115, 1944230, 2527499, 5054998, 12637495, 25274990]

約数ペア:

[(1, 25274990), (2, 12637495), (5, 5054998), (10, 2527499), (13, 1944230), (26, 972115), (65, 388846), (130, 194423), (199, 127010), (398, 63505), (977, 25870), (995, 25402), (1954, 12935), (1990, 12701), (2587, 9770), (4885, 5174)]