158808800

素因数分解:

$2^5\times 5^2\times {\mathrm{179}}^1\times {\mathrm{1109}}^1$

素因数の和:1308

約数の個数: 72

約数和(自身を含む): 390209400

約数和(自身を除く): 231400600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 179, 200, 358, 400, 716, 800, 895, 1109, 1432, 1790, 2218, 2864, 3580, 4436, 4475, 5545, 5728, 7160, 8872, 8950, 11090, 14320, 17744, 17900, 22180, 27725, 28640, 35488, 35800, 44360, 55450, 71600, 88720, 110900, 143200, 177440, 198511, 221800, 397022, 443600, 794044, 887200, 992555, 1588088, 1985110, 3176176, 3970220, 4962775, 6352352, 7940440, 9925550, 15880880, 19851100, 31761760, 39702200, 79404400, 158808800]

約数ペア:

[(1, 158808800), (2, 79404400), (4, 39702200), (5, 31761760), (8, 19851100), (10, 15880880), (16, 9925550), (20, 7940440), (25, 6352352), (32, 4962775), (40, 3970220), (50, 3176176), (80, 1985110), (100, 1588088), (160, 992555), (179, 887200), (200, 794044), (358, 443600), (400, 397022), (716, 221800), (800, 198511), (895, 177440), (1109, 143200), (1432, 110900), (1790, 88720), (2218, 71600), (2864, 55450), (3580, 44360), (4436, 35800), (4475, 35488), (5545, 28640), (5728, 27725), (7160, 22180), (8872, 17900), (8950, 17744), (11090, 14320)]