25890388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 52315200

約数和(自身を除く): 26424812

約数列:

[1, 2, 4, 17, 19, 29, 34, 38, 58, 68, 76, 116, 323, 493, 551, 646, 691, 986, 1102, 1292, 1382, 1972, 2204, 2764, 9367, 11747, 13129, 18734, 20039, 23494, 26258, 37468, 40078, 46988, 52516, 80156, 223193, 340663, 380741, 446386, 681326, 761482, 892772, 1362652, 1522964, 6472597, 12945194, 25890388]

約数ペア:

[(1, 25890388), (2, 12945194), (4, 6472597), (17, 1522964), (19, 1362652), (29, 892772), (34, 761482), (38, 681326), (58, 446386), (68, 380741), (76, 340663), (116, 223193), (323, 80156), (493, 52516), (551, 46988), (646, 40078), (691, 37468), (986, 26258), (1102, 23494), (1292, 20039), (1382, 18734), (1972, 13129), (2204, 11747), (2764, 9367)]