70930280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 163734480

約数和(自身を除く): 92804200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 101, 181, 194, 202, 362, 388, 404, 485, 505, 724, 776, 808, 905, 970, 1010, 1448, 1810, 1940, 2020, 3620, 3880, 4040, 7240, 9797, 17557, 18281, 19594, 35114, 36562, 39188, 48985, 70228, 73124, 78376, 87785, 91405, 97970, 140456, 146248, 175570, 182810, 195940, 351140, 365620, 391880, 702280, 731240, 1773257, 3546514, 7093028, 8866285, 14186056, 17732570, 35465140, 70930280]

約数ペア:

[(1, 70930280), (2, 35465140), (4, 17732570), (5, 14186056), (8, 8866285), (10, 7093028), (20, 3546514), (40, 1773257), (97, 731240), (101, 702280), (181, 391880), (194, 365620), (202, 351140), (362, 195940), (388, 182810), (404, 175570), (485, 146248), (505, 140456), (724, 97970), (776, 91405), (808, 87785), (905, 78376), (970, 73124), (1010, 70228), (1448, 48985), (1810, 39188), (1940, 36562), (2020, 35114), (3620, 19594), (3880, 18281), (4040, 17557), (7240, 9797)]