266980147240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{80415707}}^1$

素因数の和:80415801

約数の個数: 32

約数和(自身を含む): 607942752480

約数和(自身を除く): 340962605240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 80415707, 160831414, 321662828, 402078535, 643325656, 804157070, 1608314140, 3216628280, 6674503681, 13349007362, 26698014724, 33372518405, 53396029448, 66745036810, 133490073620, 266980147240]

約数ペア:

[(1, 266980147240), (2, 133490073620), (4, 66745036810), (5, 53396029448), (8, 33372518405), (10, 26698014724), (20, 13349007362), (40, 6674503681), (83, 3216628280), (166, 1608314140), (332, 804157070), (415, 643325656), (664, 402078535), (830, 321662828), (1660, 160831414), (3320, 80415707)]