77458220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79039}}^1$

素因数の和:79062

約数の個数: 36

約数和(自身を含む): 189221760

約数和(自身を除く): 111763540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 79039, 158078, 316156, 395195, 553273, 790390, 1106546, 1580780, 2213092, 2766365, 3872911, 5532730, 7745822, 11065460, 15491644, 19364555, 38729110, 77458220]

約数ペア:

[(1, 77458220), (2, 38729110), (4, 19364555), (5, 15491644), (7, 11065460), (10, 7745822), (14, 5532730), (20, 3872911), (28, 2766365), (35, 2213092), (49, 1580780), (70, 1106546), (98, 790390), (140, 553273), (196, 395195), (245, 316156), (490, 158078), (980, 79039)]