25559775

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2417}}^1$

素因数の和:2480

約数の個数: 36

約数和(自身を含む): 46773792

約数和(自身を除く): 21214017

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 2417, 3525, 7251, 10575, 12085, 21753, 36255, 60425, 108765, 113599, 181275, 340797, 543825, 567995, 1022391, 1703985, 2839975, 5111955, 8519925, 25559775]

約数ペア:

[(1, 25559775), (3, 8519925), (5, 5111955), (9, 2839975), (15, 1703985), (25, 1022391), (45, 567995), (47, 543825), (75, 340797), (141, 181275), (225, 113599), (235, 108765), (423, 60425), (705, 36255), (1175, 21753), (2115, 12085), (2417, 10575), (3525, 7251)]