71337825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^3$

素因数の和:116

約数の個数: 72

約数和(自身を含む): 142516920

約数和(自身を除く): 71179095

約数列:

[1, 3, 5, 9, 13, 15, 25, 29, 39, 45, 65, 75, 87, 117, 145, 195, 225, 261, 325, 377, 435, 585, 725, 841, 975, 1131, 1305, 1885, 2175, 2523, 2925, 3393, 4205, 5655, 6525, 7569, 9425, 10933, 12615, 16965, 21025, 24389, 28275, 32799, 37845, 54665, 63075, 73167, 84825, 98397, 121945, 163995, 189225, 219501, 273325, 317057, 365835, 491985, 609725, 819975, 951171, 1097505, 1585285, 1829175, 2459925, 2853513, 4755855, 5487525, 7926425, 14267565, 23779275, 71337825]

約数ペア:

[(1, 71337825), (3, 23779275), (5, 14267565), (9, 7926425), (13, 5487525), (15, 4755855), (25, 2853513), (29, 2459925), (39, 1829175), (45, 1585285), (65, 1097505), (75, 951171), (87, 819975), (117, 609725), (145, 491985), (195, 365835), (225, 317057), (261, 273325), (325, 219501), (377, 189225), (435, 163995), (585, 121945), (725, 98397), (841, 84825), (975, 73167), (1131, 63075), (1305, 54665), (1885, 37845), (2175, 32799), (2523, 28275), (2925, 24389), (3393, 21025), (4205, 16965), (5655, 12615), (6525, 10933), (7569, 9425)]