76531715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2067

約数の個数: 32

約数和(自身を含む): 107520000

約数和(自身を除く): 30988285

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 1235, 1999, 2015, 2945, 7657, 9995, 25987, 37981, 38285, 61969, 129935, 189905, 309845, 493753, 805597, 1177411, 2468765, 4027985, 5887055, 15306343, 76531715]

約数ペア:

[(1, 76531715), (5, 15306343), (13, 5887055), (19, 4027985), (31, 2468765), (65, 1177411), (95, 805597), (155, 493753), (247, 309845), (403, 189905), (589, 129935), (1235, 61969), (1999, 38285), (2015, 37981), (2945, 25987), (7657, 9995)]