51073620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65479}}^1$

素因数の和:65504

約数の個数: 48

約数和(自身を含む): 154008960

約数和(自身を除く): 102935340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 65479, 130958, 196437, 261916, 327395, 392874, 654790, 785748, 851227, 982185, 1309580, 1702454, 1964370, 2553681, 3404908, 3928740, 4256135, 5107362, 8512270, 10214724, 12768405, 17024540, 25536810, 51073620]

約数ペア:

[(1, 51073620), (2, 25536810), (3, 17024540), (4, 12768405), (5, 10214724), (6, 8512270), (10, 5107362), (12, 4256135), (13, 3928740), (15, 3404908), (20, 2553681), (26, 1964370), (30, 1702454), (39, 1309580), (52, 982185), (60, 851227), (65, 785748), (78, 654790), (130, 392874), (156, 327395), (195, 261916), (260, 196437), (390, 130958), (780, 65479)]