201358540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{1319}}^1$

素因数の和:1794

約数の個数: 48

約数和(自身を含む): 449064000

約数和(自身を除く): 247705460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 449, 898, 1319, 1796, 2245, 2638, 4490, 5276, 6595, 7633, 8980, 13190, 15266, 22423, 26380, 30532, 38165, 44846, 76330, 89692, 112115, 152660, 224230, 448460, 592231, 1184462, 2368924, 2961155, 5922310, 10067927, 11844620, 20135854, 40271708, 50339635, 100679270, 201358540]

約数ペア:

[(1, 201358540), (2, 100679270), (4, 50339635), (5, 40271708), (10, 20135854), (17, 11844620), (20, 10067927), (34, 5922310), (68, 2961155), (85, 2368924), (170, 1184462), (340, 592231), (449, 448460), (898, 224230), (1319, 152660), (1796, 112115), (2245, 89692), (2638, 76330), (4490, 44846), (5276, 38165), (6595, 30532), (7633, 26380), (8980, 22423), (13190, 15266)]