121268125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:631

約数の個数: 40

約数和(自身を含む): 170945280

約数和(自身を除く): 49677155

約数列:

[1, 5, 11, 25, 31, 55, 125, 155, 275, 341, 569, 625, 775, 1375, 1705, 2845, 3875, 6259, 6875, 8525, 14225, 17639, 19375, 31295, 42625, 71125, 88195, 156475, 194029, 213125, 355625, 440975, 782375, 970145, 2204875, 3911875, 4850725, 11024375, 24253625, 121268125]

約数ペア:

[(1, 121268125), (5, 24253625), (11, 11024375), (25, 4850725), (31, 3911875), (55, 2204875), (125, 970145), (155, 782375), (275, 440975), (341, 355625), (569, 213125), (625, 194029), (775, 156475), (1375, 88195), (1705, 71125), (2845, 42625), (3875, 31295), (6259, 19375), (6875, 17639), (8525, 14225)]