81125600

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4409}}^1$

素因数の和:4452

約数の個数: 72

約数和(自身を含む): 206705520

約数和(自身を除く): 125579920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 160, 184, 200, 230, 368, 400, 460, 575, 736, 800, 920, 1150, 1840, 2300, 3680, 4409, 4600, 8818, 9200, 17636, 18400, 22045, 35272, 44090, 70544, 88180, 101407, 110225, 141088, 176360, 202814, 220450, 352720, 405628, 440900, 507035, 705440, 811256, 881800, 1014070, 1622512, 1763600, 2028140, 2535175, 3245024, 3527200, 4056280, 5070350, 8112560, 10140700, 16225120, 20281400, 40562800, 81125600]

約数ペア:

[(1, 81125600), (2, 40562800), (4, 20281400), (5, 16225120), (8, 10140700), (10, 8112560), (16, 5070350), (20, 4056280), (23, 3527200), (25, 3245024), (32, 2535175), (40, 2028140), (46, 1763600), (50, 1622512), (80, 1014070), (92, 881800), (100, 811256), (115, 705440), (160, 507035), (184, 440900), (200, 405628), (230, 352720), (368, 220450), (400, 202814), (460, 176360), (575, 141088), (736, 110225), (800, 101407), (920, 88180), (1150, 70544), (1840, 44090), (2300, 35272), (3680, 22045), (4409, 18400), (4600, 17636), (8818, 9200)]