72137175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{7949}}^1$

素因数の和:7984

約数の個数: 36

約数和(自身を含む): 131111400

約数和(自身を除く): 58974225

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 165, 275, 363, 605, 825, 1815, 3025, 7949, 9075, 23847, 39745, 87439, 119235, 198725, 262317, 437195, 596175, 961829, 1311585, 2185975, 2885487, 4809145, 6557925, 14427435, 24045725, 72137175]

約数ペア:

[(1, 72137175), (3, 24045725), (5, 14427435), (11, 6557925), (15, 4809145), (25, 2885487), (33, 2185975), (55, 1311585), (75, 961829), (121, 596175), (165, 437195), (275, 262317), (363, 198725), (605, 119235), (825, 87439), (1815, 39745), (3025, 23847), (7949, 9075)]