25990552

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1187}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 61585920

約数和(自身を除く): 35595368

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 92, 119, 136, 161, 184, 238, 322, 391, 476, 644, 782, 952, 1187, 1288, 1564, 2374, 2737, 3128, 4748, 5474, 8309, 9496, 10948, 16618, 20179, 21896, 27301, 33236, 40358, 54602, 66472, 80716, 109204, 141253, 161432, 191107, 218408, 282506, 382214, 464117, 565012, 764428, 928234, 1130024, 1528856, 1856468, 3248819, 3712936, 6497638, 12995276, 25990552]

約数ペア:

[(1, 25990552), (2, 12995276), (4, 6497638), (7, 3712936), (8, 3248819), (14, 1856468), (17, 1528856), (23, 1130024), (28, 928234), (34, 764428), (46, 565012), (56, 464117), (68, 382214), (92, 282506), (119, 218408), (136, 191107), (161, 161432), (184, 141253), (238, 109204), (322, 80716), (391, 66472), (476, 54602), (644, 40358), (782, 33236), (952, 27301), (1187, 21896), (1288, 20179), (1564, 16618), (2374, 10948), (2737, 9496), (3128, 8309), (4748, 5474)]