201438508

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^2$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 406903392

約数和(自身を除く): 205464884

約数列:

[1, 2, 4, 17, 23, 34, 37, 46, 59, 68, 74, 92, 118, 148, 236, 391, 629, 782, 851, 1003, 1258, 1357, 1564, 1702, 2006, 2183, 2516, 2714, 3404, 3481, 4012, 4366, 5428, 6962, 8732, 13924, 14467, 23069, 28934, 37111, 46138, 50209, 57868, 59177, 74222, 80063, 92276, 100418, 118354, 128797, 148444, 160126, 200836, 236708, 257594, 320252, 515188, 853553, 1361071, 1707106, 2189549, 2722142, 2962331, 3414212, 4379098, 5444284, 5924662, 8758196, 11849324, 50359627, 100719254, 201438508]

約数ペア:

[(1, 201438508), (2, 100719254), (4, 50359627), (17, 11849324), (23, 8758196), (34, 5924662), (37, 5444284), (46, 4379098), (59, 3414212), (68, 2962331), (74, 2722142), (92, 2189549), (118, 1707106), (148, 1361071), (236, 853553), (391, 515188), (629, 320252), (782, 257594), (851, 236708), (1003, 200836), (1258, 160126), (1357, 148444), (1564, 128797), (1702, 118354), (2006, 100418), (2183, 92276), (2516, 80063), (2714, 74222), (3404, 59177), (3481, 57868), (4012, 50209), (4366, 46138), (5428, 37111), (6962, 28934), (8732, 23069), (13924, 14467)]