89518700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 203986944

約数和(自身を除く): 114468244

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 67, 100, 124, 134, 155, 268, 310, 335, 431, 620, 670, 775, 862, 1340, 1550, 1675, 1724, 2077, 2155, 3100, 3350, 4154, 4310, 6700, 8308, 8620, 10385, 10775, 13361, 20770, 21550, 26722, 28877, 41540, 43100, 51925, 53444, 57754, 66805, 103850, 115508, 133610, 144385, 207700, 267220, 288770, 334025, 577540, 668050, 721925, 895187, 1336100, 1443850, 1790374, 2887700, 3580748, 4475935, 8951870, 17903740, 22379675, 44759350, 89518700]

約数ペア:

[(1, 89518700), (2, 44759350), (4, 22379675), (5, 17903740), (10, 8951870), (20, 4475935), (25, 3580748), (31, 2887700), (50, 1790374), (62, 1443850), (67, 1336100), (100, 895187), (124, 721925), (134, 668050), (155, 577540), (268, 334025), (310, 288770), (335, 267220), (431, 207700), (620, 144385), (670, 133610), (775, 115508), (862, 103850), (1340, 66805), (1550, 57754), (1675, 53444), (1724, 51925), (2077, 43100), (2155, 41540), (3100, 28877), (3350, 26722), (4154, 21550), (4310, 20770), (6700, 13361), (8308, 10775), (8620, 10385)]