75643425

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2351}}^1$

素因数の和:2391

約数の個数: 72

約数和(自身を含む): 159239808

約数和(自身を除く): 83596383

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 429, 495, 585, 715, 825, 975, 1287, 2145, 2351, 2475, 2925, 3575, 6435, 7053, 10725, 11755, 21159, 25861, 30563, 32175, 35265, 58775, 77583, 91689, 105795, 129305, 152815, 176325, 232749, 275067, 336193, 387915, 458445, 528975, 646525, 764075, 1008579, 1163745, 1375335, 1680965, 1939575, 2292225, 3025737, 5042895, 5818725, 6876675, 8404825, 15128685, 25214475, 75643425]

約数ペア:

[(1, 75643425), (3, 25214475), (5, 15128685), (9, 8404825), (11, 6876675), (13, 5818725), (15, 5042895), (25, 3025737), (33, 2292225), (39, 1939575), (45, 1680965), (55, 1375335), (65, 1163745), (75, 1008579), (99, 764075), (117, 646525), (143, 528975), (165, 458445), (195, 387915), (225, 336193), (275, 275067), (325, 232749), (429, 176325), (495, 152815), (585, 129305), (715, 105795), (825, 91689), (975, 77583), (1287, 58775), (2145, 35265), (2351, 32175), (2475, 30563), (2925, 25861), (3575, 21159), (6435, 11755), (7053, 10725)]