166331340860

素因数分解:

$2^2\times 5^1\times {\mathrm{21313}}^1\times {\mathrm{390211}}^1$

素因数の和:411533

約数の個数: 24

約数和(自身を含む): 349313099856

約数和(自身を除く): 182981758996

約数列:

[1, 2, 4, 5, 10, 20, 21313, 42626, 85252, 106565, 213130, 390211, 426260, 780422, 1560844, 1951055, 3902110, 7804220, 8316567043, 16633134086, 33266268172, 41582835215, 83165670430, 166331340860]

約数ペア:

[(1, 166331340860), (2, 83165670430), (4, 41582835215), (5, 33266268172), (10, 16633134086), (20, 8316567043), (21313, 7804220), (42626, 3902110), (85252, 1951055), (106565, 1560844), (213130, 780422), (390211, 426260)]