1689752480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{812381}}^1$

素因数の和:812409

約数の個数: 48

約数和(自身を含む): 4299125544

約数和(自身を除く): 2609373064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 812381, 1624762, 3249524, 4061905, 6499048, 8123810, 10560953, 12998096, 16247620, 21121906, 25996192, 32495240, 42243812, 52804765, 64990480, 84487624, 105609530, 129980960, 168975248, 211219060, 337950496, 422438120, 844876240, 1689752480]

約数ペア:

[(1, 1689752480), (2, 844876240), (4, 422438120), (5, 337950496), (8, 211219060), (10, 168975248), (13, 129980960), (16, 105609530), (20, 84487624), (26, 64990480), (32, 52804765), (40, 42243812), (52, 32495240), (65, 25996192), (80, 21121906), (104, 16247620), (130, 12998096), (160, 10560953), (208, 8123810), (260, 6499048), (416, 4061905), (520, 3249524), (1040, 1624762), (2080, 812381)]