31865600

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:422

約数の個数: 108

約数和(自身を含む): 85161216

約数和(自身を除く): 53295616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 383, 400, 416, 520, 640, 650, 766, 800, 832, 1040, 1280, 1300, 1532, 1600, 1664, 1915, 2080, 2600, 3064, 3200, 3328, 3830, 4160, 4979, 5200, 6128, 6400, 7660, 8320, 9575, 9958, 10400, 12256, 15320, 16640, 19150, 19916, 20800, 24512, 24895, 30640, 38300, 39832, 41600, 49024, 49790, 61280, 76600, 79664, 83200, 98048, 99580, 122560, 124475, 153200, 159328, 199160, 245120, 248950, 306400, 318656, 398320, 490240, 497900, 612800, 637312, 796640, 995800, 1225600, 1274624, 1593280, 1991600, 2451200, 3186560, 3983200, 6373120, 7966400, 15932800, 31865600]

約数ペア:

[(1, 31865600), (2, 15932800), (4, 7966400), (5, 6373120), (8, 3983200), (10, 3186560), (13, 2451200), (16, 1991600), (20, 1593280), (25, 1274624), (26, 1225600), (32, 995800), (40, 796640), (50, 637312), (52, 612800), (64, 497900), (65, 490240), (80, 398320), (100, 318656), (104, 306400), (128, 248950), (130, 245120), (160, 199160), (200, 159328), (208, 153200), (256, 124475), (260, 122560), (320, 99580), (325, 98048), (383, 83200), (400, 79664), (416, 76600), (520, 61280), (640, 49790), (650, 49024), (766, 41600), (800, 39832), (832, 38300), (1040, 30640), (1280, 24895), (1300, 24512), (1532, 20800), (1600, 19916), (1664, 19150), (1915, 16640), (2080, 15320), (2600, 12256), (3064, 10400), (3200, 9958), (3328, 9575), (3830, 8320), (4160, 7660), (4979, 6400), (5200, 6128)]