13010625

素因数分解:

$3^4\times 5^4\times {\mathrm{257}}^1$

素因数の和:289

約数の個数: 50

約数和(自身を含む): 24381258

約数和(自身を除く): 11370633

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 257, 375, 405, 625, 675, 771, 1125, 1285, 1875, 2025, 2313, 3375, 3855, 5625, 6425, 6939, 10125, 11565, 16875, 19275, 20817, 32125, 34695, 50625, 57825, 96375, 104085, 160625, 173475, 289125, 481875, 520425, 867375, 1445625, 2602125, 4336875, 13010625]

約数ペア:

[(1, 13010625), (3, 4336875), (5, 2602125), (9, 1445625), (15, 867375), (25, 520425), (27, 481875), (45, 289125), (75, 173475), (81, 160625), (125, 104085), (135, 96375), (225, 57825), (257, 50625), (375, 34695), (405, 32125), (625, 20817), (675, 19275), (771, 16875), (1125, 11565), (1285, 10125), (1875, 6939), (2025, 6425), (2313, 5625), (3375, 3855)]