25553660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2833}}^1$

素因数の和:2894

約数の個数: 48

約数和(自身を含む): 59990112

約数和(自身を除く): 34436452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 2833, 4510, 5666, 9020, 11332, 14165, 28330, 31163, 56660, 62326, 116153, 124652, 155815, 232306, 311630, 464612, 580765, 623260, 1161530, 1277683, 2323060, 2555366, 5110732, 6388415, 12776830, 25553660]

約数ペア:

[(1, 25553660), (2, 12776830), (4, 6388415), (5, 5110732), (10, 2555366), (11, 2323060), (20, 1277683), (22, 1161530), (41, 623260), (44, 580765), (55, 464612), (82, 311630), (110, 232306), (164, 155815), (205, 124652), (220, 116153), (410, 62326), (451, 56660), (820, 31163), (902, 28330), (1804, 14165), (2255, 11332), (2833, 9020), (4510, 5666)]