289261510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{9697}}^1$

素因数の和:9880

約数の個数: 32

約数和(自身を含む): 551622240

約数和(自身を除く): 262360730

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2983, 5966, 9697, 14915, 19394, 29830, 48485, 96970, 184243, 368486, 921215, 1522429, 1842430, 3044858, 7612145, 15224290, 28926151, 57852302, 144630755, 289261510]

約数ペア:

[(1, 289261510), (2, 144630755), (5, 57852302), (10, 28926151), (19, 15224290), (38, 7612145), (95, 3044858), (157, 1842430), (190, 1522429), (314, 921215), (785, 368486), (1570, 184243), (2983, 96970), (5966, 48485), (9697, 29830), (14915, 19394)]