164489620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{11251}}^1$

素因数の和:11320

約数の個数: 48

約数和(自身を含む): 374286528

約数和(自身を除く): 209796908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3655, 7310, 11251, 14620, 22502, 45004, 56255, 112510, 191267, 225020, 382534, 483793, 765068, 956335, 967586, 1912670, 1935172, 2418965, 3825340, 4837930, 8224481, 9675860, 16448962, 32897924, 41122405, 82244810, 164489620]

約数ペア:

[(1, 164489620), (2, 82244810), (4, 41122405), (5, 32897924), (10, 16448962), (17, 9675860), (20, 8224481), (34, 4837930), (43, 3825340), (68, 2418965), (85, 1935172), (86, 1912670), (170, 967586), (172, 956335), (215, 765068), (340, 483793), (430, 382534), (731, 225020), (860, 191267), (1462, 112510), (2924, 56255), (3655, 45004), (7310, 22502), (11251, 14620)]