71601725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 101243520

約数和(自身を除く): 29641795

約数列:

[1, 5, 13, 25, 29, 65, 71, 107, 145, 325, 355, 377, 535, 725, 923, 1391, 1775, 1885, 2059, 2675, 3103, 4615, 6955, 7597, 9425, 10295, 15515, 23075, 26767, 34775, 37985, 40339, 51475, 77575, 98761, 133835, 189925, 201695, 220313, 493805, 669175, 1008475, 1101565, 2469025, 2864069, 5507825, 14320345, 71601725]

約数ペア:

[(1, 71601725), (5, 14320345), (13, 5507825), (25, 2864069), (29, 2469025), (65, 1101565), (71, 1008475), (107, 669175), (145, 493805), (325, 220313), (355, 201695), (377, 189925), (535, 133835), (725, 98761), (923, 77575), (1391, 51475), (1775, 40339), (1885, 37985), (2059, 34775), (2675, 26767), (3103, 23075), (4615, 15515), (6955, 10295), (7597, 9425)]