65778375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 119927808

約数和(自身を除く): 54149433

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 103, 125, 131, 195, 309, 325, 375, 393, 515, 655, 975, 1339, 1545, 1625, 1703, 1965, 2575, 3275, 4017, 4875, 5109, 6695, 7725, 8515, 9825, 12875, 13493, 16375, 20085, 25545, 33475, 38625, 40479, 42575, 49125, 67465, 100425, 127725, 167375, 175409, 202395, 212875, 337325, 502125, 526227, 638625, 877045, 1011975, 1686625, 2631135, 4385225, 5059875, 13155675, 21926125, 65778375]

約数ペア:

[(1, 65778375), (3, 21926125), (5, 13155675), (13, 5059875), (15, 4385225), (25, 2631135), (39, 1686625), (65, 1011975), (75, 877045), (103, 638625), (125, 526227), (131, 502125), (195, 337325), (309, 212875), (325, 202395), (375, 175409), (393, 167375), (515, 127725), (655, 100425), (975, 67465), (1339, 49125), (1545, 42575), (1625, 40479), (1703, 38625), (1965, 33475), (2575, 25545), (3275, 20085), (4017, 16375), (4875, 13493), (5109, 12875), (6695, 9825), (7725, 8515)]