61121025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 126432384

約数和(自身を除く): 65311359

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 151, 175, 225, 257, 315, 453, 525, 755, 771, 1057, 1285, 1359, 1575, 1799, 2265, 2313, 3171, 3775, 3855, 5285, 5397, 6425, 6795, 8995, 9513, 11325, 11565, 15855, 16191, 19275, 26425, 26985, 33975, 38807, 44975, 47565, 57825, 79275, 80955, 116421, 134925, 194035, 237825, 271649, 349263, 404775, 582105, 814947, 970175, 1358245, 1746315, 2444841, 2910525, 4074735, 6791225, 8731575, 12224205, 20373675, 61121025]

約数ペア:

[(1, 61121025), (3, 20373675), (5, 12224205), (7, 8731575), (9, 6791225), (15, 4074735), (21, 2910525), (25, 2444841), (35, 1746315), (45, 1358245), (63, 970175), (75, 814947), (105, 582105), (151, 404775), (175, 349263), (225, 271649), (257, 237825), (315, 194035), (453, 134925), (525, 116421), (755, 80955), (771, 79275), (1057, 57825), (1285, 47565), (1359, 44975), (1575, 38807), (1799, 33975), (2265, 26985), (2313, 26425), (3171, 19275), (3775, 16191), (3855, 15855), (5285, 11565), (5397, 11325), (6425, 9513), (6795, 8995)]