2681637400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1031399}}^1$

素因数の和:1031428

約数の個数: 48

約数和(自身を含む): 6714414000

約数和(自身を除く): 4032776600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 1031399, 2062798, 4125596, 5156995, 8251192, 10313990, 13408187, 20627980, 25784975, 26816374, 41255960, 51569950, 53632748, 67040935, 103139900, 107265496, 134081870, 206279800, 268163740, 335204675, 536327480, 670409350, 1340818700, 2681637400]

約数ペア:

[(1, 2681637400), (2, 1340818700), (4, 670409350), (5, 536327480), (8, 335204675), (10, 268163740), (13, 206279800), (20, 134081870), (25, 107265496), (26, 103139900), (40, 67040935), (50, 53632748), (52, 51569950), (65, 41255960), (100, 26816374), (104, 25784975), (130, 20627980), (200, 13408187), (260, 10313990), (325, 8251192), (520, 5156995), (650, 4125596), (1300, 2062798), (2600, 1031399)]