1888941625

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{3623}}^1$

素因数の和:3778

約数の個数: 32

約数和(自身を含む): 2437763328

約数和(自身を除く): 548821703

約数列:

[1, 5, 25, 43, 97, 125, 215, 485, 1075, 2425, 3623, 4171, 5375, 12125, 18115, 20855, 90575, 104275, 155789, 351431, 452875, 521375, 778945, 1757155, 3894725, 8785775, 15111533, 19473625, 43928875, 75557665, 377788325, 1888941625]

約数ペア:

[(1, 1888941625), (5, 377788325), (25, 75557665), (43, 43928875), (97, 19473625), (125, 15111533), (215, 8785775), (485, 3894725), (1075, 1757155), (2425, 778945), (3623, 521375), (4171, 452875), (5375, 351431), (12125, 155789), (18115, 104275), (20855, 90575)]