61560825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 109921536

約数和(自身を除く): 48360711

約数列:

[1, 3, 5, 15, 17, 25, 51, 53, 75, 85, 159, 255, 265, 425, 795, 901, 911, 1275, 1325, 2703, 2733, 3975, 4505, 4555, 13515, 13665, 15487, 22525, 22775, 46461, 48283, 67575, 68325, 77435, 144849, 232305, 241415, 387175, 724245, 820811, 1161525, 1207075, 2462433, 3621225, 4104055, 12312165, 20520275, 61560825]

約数ペア:

[(1, 61560825), (3, 20520275), (5, 12312165), (15, 4104055), (17, 3621225), (25, 2462433), (51, 1207075), (53, 1161525), (75, 820811), (85, 724245), (159, 387175), (255, 241415), (265, 232305), (425, 144849), (795, 77435), (901, 68325), (911, 67575), (1275, 48283), (1325, 46461), (2703, 22775), (2733, 22525), (3975, 15487), (4505, 13665), (4555, 13515)]