201074980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{20393}}^1$

素因数の和:20448

約数の個数: 48

約数和(自身を含む): 462535920

約数和(自身を除く): 261460940

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 20393, 40786, 81572, 101965, 203930, 346681, 407860, 591397, 693362, 1182794, 1386724, 1733405, 2365588, 2956985, 3466810, 5913970, 6933620, 10053749, 11827940, 20107498, 40214996, 50268745, 100537490, 201074980]

約数ペア:

[(1, 201074980), (2, 100537490), (4, 50268745), (5, 40214996), (10, 20107498), (17, 11827940), (20, 10053749), (29, 6933620), (34, 5913970), (58, 3466810), (68, 2956985), (85, 2365588), (116, 1733405), (145, 1386724), (170, 1182794), (290, 693362), (340, 591397), (493, 407860), (580, 346681), (986, 203930), (1972, 101965), (2465, 81572), (4930, 40786), (9860, 20393)]