427473800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{164413}}^1$

素因数の和:164442

約数の個数: 48

約数和(自身を含む): 1070335140

約数和(自身を除く): 642861340

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, 164413, 328826, 657652, 822065, 1315304, 1644130, 2137369, 3288260, 4110325, 4274738, 6576520, 8220650, 8549476, 10686845, 16441300, 17098952, 21373690, 32882600, 42747380, 53434225, 85494760, 106868450, 213736900, 427473800]

約数ペア:

[(1, 427473800), (2, 213736900), (4, 106868450), (5, 85494760), (8, 53434225), (10, 42747380), (13, 32882600), (20, 21373690), (25, 17098952), (26, 16441300), (40, 10686845), (50, 8549476), (52, 8220650), (65, 6576520), (100, 4274738), (104, 4110325), (130, 3288260), (200, 2137369), (260, 1644130), (325, 1315304), (520, 822065), (650, 657652), (1300, 328826), (2600, 164413)]