55316820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70919}}^1$

素因数の和:70944

約数の個数: 48

約数和(自身を含む): 166803840

約数和(自身を除く): 111487020

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, 70919, 141838, 212757, 283676, 354595, 425514, 709190, 851028, 921947, 1063785, 1418380, 1843894, 2127570, 2765841, 3687788, 4255140, 4609735, 5531682, 9219470, 11063364, 13829205, 18438940, 27658410, 55316820]

約数ペア:

[(1, 55316820), (2, 27658410), (3, 18438940), (4, 13829205), (5, 11063364), (6, 9219470), (10, 5531682), (12, 4609735), (13, 4255140), (15, 3687788), (20, 2765841), (26, 2127570), (30, 1843894), (39, 1418380), (52, 1063785), (60, 921947), (65, 851028), (78, 709190), (130, 425514), (156, 354595), (195, 283676), (260, 212757), (390, 141838), (780, 70919)]