52120400

素因数分解:

$2^4\times 5^2\times {\mathrm{229}}^1\times {\mathrm{569}}^1$

素因数の和:816

約数の個数: 60

約数和(自身を含む): 125987100

約数和(自身を除く): 73866700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 229, 400, 458, 569, 916, 1138, 1145, 1832, 2276, 2290, 2845, 3664, 4552, 4580, 5690, 5725, 9104, 9160, 11380, 11450, 14225, 18320, 22760, 22900, 28450, 45520, 45800, 56900, 91600, 113800, 130301, 227600, 260602, 521204, 651505, 1042408, 1303010, 2084816, 2606020, 3257525, 5212040, 6515050, 10424080, 13030100, 26060200, 52120400]

約数ペア:

[(1, 52120400), (2, 26060200), (4, 13030100), (5, 10424080), (8, 6515050), (10, 5212040), (16, 3257525), (20, 2606020), (25, 2084816), (40, 1303010), (50, 1042408), (80, 651505), (100, 521204), (200, 260602), (229, 227600), (400, 130301), (458, 113800), (569, 91600), (916, 56900), (1138, 45800), (1145, 45520), (1832, 28450), (2276, 22900), (2290, 22760), (2845, 18320), (3664, 14225), (4552, 11450), (4580, 11380), (5690, 9160), (5725, 9104)]