168225800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{13789}}^1$

素因数の和:13866

約数の個数: 48

約数和(自身を含む): 397565700

約数和(自身を除く): 229339900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 12200, 13789, 27578, 55156, 68945, 110312, 137890, 275780, 344725, 551560, 689450, 841129, 1378900, 1682258, 2757800, 3364516, 4205645, 6729032, 8411290, 16822580, 21028225, 33645160, 42056450, 84112900, 168225800]

約数ペア:

[(1, 168225800), (2, 84112900), (4, 42056450), (5, 33645160), (8, 21028225), (10, 16822580), (20, 8411290), (25, 6729032), (40, 4205645), (50, 3364516), (61, 2757800), (100, 1682258), (122, 1378900), (200, 841129), (244, 689450), (305, 551560), (488, 344725), (610, 275780), (1220, 137890), (1525, 110312), (2440, 68945), (3050, 55156), (6100, 27578), (12200, 13789)]