20189365525

素因数分解:

$5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{5483}}^1$

素因数の和:5950

約数の個数: 48

約数和(自身を含む): 29229807744

約数和(自身を除く): 9040442219

約数列:

[1, 5, 7, 25, 35, 53, 175, 265, 371, 397, 1325, 1855, 1985, 2779, 5483, 9275, 9925, 13895, 21041, 27415, 38381, 69475, 105205, 137075, 147287, 191905, 290599, 526025, 736435, 959525, 1452995, 2034193, 2176751, 3682175, 7264975, 10170965, 10883755, 15237257, 50854825, 54418775, 76186285, 115367803, 380931425, 576839015, 807574621, 2884195075, 4037873105, 20189365525]

約数ペア:

[(1, 20189365525), (5, 4037873105), (7, 2884195075), (25, 807574621), (35, 576839015), (53, 380931425), (175, 115367803), (265, 76186285), (371, 54418775), (397, 50854825), (1325, 15237257), (1855, 10883755), (1985, 10170965), (2779, 7264975), (5483, 3682175), (9275, 2176751), (9925, 2034193), (13895, 1452995), (21041, 959525), (27415, 736435), (38381, 526025), (69475, 290599), (105205, 191905), (137075, 147287)]