64786020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83059}}^1$

素因数の和:83084

約数の個数: 48

約数和(自身を含む): 195357120

約数和(自身を除く): 130571100

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, 83059, 166118, 249177, 332236, 415295, 498354, 830590, 996708, 1079767, 1245885, 1661180, 2159534, 2491770, 3239301, 4319068, 4983540, 5398835, 6478602, 10797670, 12957204, 16196505, 21595340, 32393010, 64786020]

約数ペア:

[(1, 64786020), (2, 32393010), (3, 21595340), (4, 16196505), (5, 12957204), (6, 10797670), (10, 6478602), (12, 5398835), (13, 4983540), (15, 4319068), (20, 3239301), (26, 2491770), (30, 2159534), (39, 1661180), (52, 1245885), (60, 1079767), (65, 996708), (78, 830590), (130, 498354), (156, 415295), (195, 332236), (260, 249177), (390, 166118), (780, 83059)]