55481175

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 105850368

約数和(自身を除く): 50369193

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 71, 75, 115, 151, 207, 213, 225, 345, 355, 453, 575, 639, 755, 1035, 1065, 1359, 1633, 1725, 1775, 2265, 3195, 3473, 3775, 4899, 5175, 5325, 6795, 8165, 10419, 10721, 11325, 14697, 15975, 17365, 24495, 31257, 32163, 33975, 40825, 52095, 53605, 73485, 86825, 96489, 122475, 156285, 160815, 246583, 260475, 268025, 367425, 482445, 739749, 781425, 804075, 1232915, 2219247, 2412225, 3698745, 6164575, 11096235, 18493725, 55481175]

約数ペア:

[(1, 55481175), (3, 18493725), (5, 11096235), (9, 6164575), (15, 3698745), (23, 2412225), (25, 2219247), (45, 1232915), (69, 804075), (71, 781425), (75, 739749), (115, 482445), (151, 367425), (207, 268025), (213, 260475), (225, 246583), (345, 160815), (355, 156285), (453, 122475), (575, 96489), (639, 86825), (755, 73485), (1035, 53605), (1065, 52095), (1359, 40825), (1633, 33975), (1725, 32163), (1775, 31257), (2265, 24495), (3195, 17365), (3473, 15975), (3775, 14697), (4899, 11325), (5175, 10721), (5325, 10419), (6795, 8165)]