73315775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 106659840

約数和(自身を除く): 33344065

約数列:

[1, 5, 13, 19, 25, 31, 65, 95, 155, 247, 325, 383, 403, 475, 589, 775, 1235, 1915, 2015, 2945, 4979, 6175, 7277, 7657, 9575, 10075, 11873, 14725, 24895, 36385, 38285, 59365, 94601, 124475, 154349, 181925, 191425, 225587, 296825, 473005, 771745, 1127935, 2365025, 2932631, 3858725, 5639675, 14663155, 73315775]

約数ペア:

[(1, 73315775), (5, 14663155), (13, 5639675), (19, 3858725), (25, 2932631), (31, 2365025), (65, 1127935), (95, 771745), (155, 473005), (247, 296825), (325, 225587), (383, 191425), (403, 181925), (475, 154349), (589, 124475), (775, 94601), (1235, 59365), (1915, 38285), (2015, 36385), (2945, 24895), (4979, 14725), (6175, 11873), (7277, 10075), (7657, 9575)]