25319552

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 55080000

約数和(自身を除く): 29760448

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 232, 304, 359, 464, 551, 608, 718, 928, 1102, 1216, 1436, 1856, 2204, 2432, 2872, 3712, 4408, 5744, 6821, 8816, 10411, 11488, 13642, 17632, 20822, 22976, 27284, 35264, 41644, 45952, 54568, 70528, 83288, 109136, 166576, 197809, 218272, 333152, 395618, 436544, 666304, 791236, 873088, 1332608, 1582472, 3164944, 6329888, 12659776, 25319552]

約数ペア:

[(1, 25319552), (2, 12659776), (4, 6329888), (8, 3164944), (16, 1582472), (19, 1332608), (29, 873088), (32, 791236), (38, 666304), (58, 436544), (64, 395618), (76, 333152), (116, 218272), (128, 197809), (152, 166576), (232, 109136), (304, 83288), (359, 70528), (464, 54568), (551, 45952), (608, 41644), (718, 35264), (928, 27284), (1102, 22976), (1216, 20822), (1436, 17632), (1856, 13642), (2204, 11488), (2432, 10411), (2872, 8816), (3712, 6821), (4408, 5744)]