49649990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{619}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 96556320

約数和(自身を除く): 46906330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 617, 619, 1234, 1238, 3085, 3095, 6170, 6190, 8021, 8047, 16042, 16094, 40105, 40235, 80210, 80470, 381923, 763846, 1909615, 3819230, 4964999, 9929998, 24824995, 49649990]

約数ペア:

[(1, 49649990), (2, 24824995), (5, 9929998), (10, 4964999), (13, 3819230), (26, 1909615), (65, 763846), (130, 381923), (617, 80470), (619, 80210), (1234, 40235), (1238, 40105), (3085, 16094), (3095, 16042), (6170, 8047), (6190, 8021)]