31112560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 77691456

約数和(自身を除く): 46578896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 368, 370, 457, 460, 592, 740, 851, 914, 920, 1480, 1702, 1828, 1840, 2285, 2960, 3404, 3656, 4255, 4570, 6808, 7312, 8510, 9140, 10511, 13616, 16909, 17020, 18280, 21022, 33818, 34040, 36560, 42044, 52555, 67636, 68080, 84088, 84545, 105110, 135272, 168176, 169090, 210220, 270544, 338180, 388907, 420440, 676360, 777814, 840880, 1352720, 1555628, 1944535, 3111256, 3889070, 6222512, 7778140, 15556280, 31112560]

約数ペア:

[(1, 31112560), (2, 15556280), (4, 7778140), (5, 6222512), (8, 3889070), (10, 3111256), (16, 1944535), (20, 1555628), (23, 1352720), (37, 840880), (40, 777814), (46, 676360), (74, 420440), (80, 388907), (92, 338180), (115, 270544), (148, 210220), (184, 169090), (185, 168176), (230, 135272), (296, 105110), (368, 84545), (370, 84088), (457, 68080), (460, 67636), (592, 52555), (740, 42044), (851, 36560), (914, 34040), (920, 33818), (1480, 21022), (1702, 18280), (1828, 17020), (1840, 16909), (2285, 13616), (2960, 10511), (3404, 9140), (3656, 8510), (4255, 7312), (4570, 6808)]