68149720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 158630400

約数和(自身を除く): 90480680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 67, 118, 134, 236, 268, 295, 335, 431, 472, 536, 590, 670, 862, 1180, 1340, 1724, 2155, 2360, 2680, 3448, 3953, 4310, 7906, 8620, 15812, 17240, 19765, 25429, 28877, 31624, 39530, 50858, 57754, 79060, 101716, 115508, 127145, 144385, 158120, 203432, 231016, 254290, 288770, 508580, 577540, 1017160, 1155080, 1703743, 3407486, 6814972, 8518715, 13629944, 17037430, 34074860, 68149720]

約数ペア:

[(1, 68149720), (2, 34074860), (4, 17037430), (5, 13629944), (8, 8518715), (10, 6814972), (20, 3407486), (40, 1703743), (59, 1155080), (67, 1017160), (118, 577540), (134, 508580), (236, 288770), (268, 254290), (295, 231016), (335, 203432), (431, 158120), (472, 144385), (536, 127145), (590, 115508), (670, 101716), (862, 79060), (1180, 57754), (1340, 50858), (1724, 39530), (2155, 31624), (2360, 28877), (2680, 25429), (3448, 19765), (3953, 17240), (4310, 15812), (7906, 8620)]