130128625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 198132480

約数和(自身を除く): 68003855

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 125, 187, 209, 275, 293, 323, 425, 475, 935, 1045, 1375, 1465, 1615, 2125, 2375, 3223, 3553, 4675, 4981, 5225, 5567, 7325, 8075, 16115, 17765, 23375, 24905, 26125, 27835, 36625, 40375, 54791, 61237, 80575, 88825, 94639, 124525, 139175, 273955, 306185, 402875, 444125, 473195, 622625, 695875, 1041029, 1369775, 1530925, 2365975, 5205145, 6848875, 7654625, 11829875, 26025725, 130128625]

約数ペア:

[(1, 130128625), (5, 26025725), (11, 11829875), (17, 7654625), (19, 6848875), (25, 5205145), (55, 2365975), (85, 1530925), (95, 1369775), (125, 1041029), (187, 695875), (209, 622625), (275, 473195), (293, 444125), (323, 402875), (425, 306185), (475, 273955), (935, 139175), (1045, 124525), (1375, 94639), (1465, 88825), (1615, 80575), (2125, 61237), (2375, 54791), (3223, 40375), (3553, 36625), (4675, 27835), (4981, 26125), (5225, 24905), (5567, 23375), (7325, 17765), (8075, 16115)]