624137775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1999}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 1083264000

約数和(自身を除く): 459126225

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 181, 345, 543, 575, 905, 1725, 1999, 2715, 4163, 4525, 5997, 9995, 12489, 13575, 20815, 29985, 45977, 49975, 62445, 104075, 137931, 149925, 229885, 312225, 361819, 689655, 1085457, 1149425, 1809095, 3448275, 5427285, 8321837, 9045475, 24965511, 27136425, 41609185, 124827555, 208045925, 624137775]

約数ペア:

[(1, 624137775), (3, 208045925), (5, 124827555), (15, 41609185), (23, 27136425), (25, 24965511), (69, 9045475), (75, 8321837), (115, 5427285), (181, 3448275), (345, 1809095), (543, 1149425), (575, 1085457), (905, 689655), (1725, 361819), (1999, 312225), (2715, 229885), (4163, 149925), (4525, 137931), (5997, 104075), (9995, 62445), (12489, 49975), (13575, 45977), (20815, 29985)]