90380225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 128241792

約数和(自身を除く): 37861567

約数列:

[1, 5, 13, 23, 25, 65, 107, 113, 115, 299, 325, 535, 565, 575, 1391, 1469, 1495, 2461, 2599, 2675, 2825, 6955, 7345, 7475, 12091, 12305, 12995, 31993, 33787, 34775, 36725, 60455, 61525, 64975, 157183, 159965, 168935, 278093, 302275, 785915, 799825, 844675, 1390465, 3615209, 3929575, 6952325, 18076045, 90380225]

約数ペア:

[(1, 90380225), (5, 18076045), (13, 6952325), (23, 3929575), (25, 3615209), (65, 1390465), (107, 844675), (113, 799825), (115, 785915), (299, 302275), (325, 278093), (535, 168935), (565, 159965), (575, 157183), (1391, 64975), (1469, 61525), (1495, 60455), (2461, 36725), (2599, 34775), (2675, 33787), (2825, 31993), (6955, 12995), (7345, 12305), (7475, 12091)]