145157025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6473}}^1$

素因数の和:6522

約数の個数: 48

約数和(自身を含む): 269732736

約数和(自身を除く): 124575711

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 195, 299, 325, 345, 575, 897, 975, 1495, 1725, 4485, 6473, 7475, 19419, 22425, 32365, 84149, 97095, 148879, 161825, 252447, 420745, 446637, 485475, 744395, 1262235, 1935427, 2103725, 2233185, 3721975, 5806281, 6311175, 9677135, 11165925, 29031405, 48385675, 145157025]

約数ペア:

[(1, 145157025), (3, 48385675), (5, 29031405), (13, 11165925), (15, 9677135), (23, 6311175), (25, 5806281), (39, 3721975), (65, 2233185), (69, 2103725), (75, 1935427), (115, 1262235), (195, 744395), (299, 485475), (325, 446637), (345, 420745), (575, 252447), (897, 161825), (975, 148879), (1495, 97095), (1725, 84149), (4485, 32365), (6473, 22425), (7475, 19419)]