156728260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{602801}}^1$

素因数の和:602823

約数の個数: 24

約数和(自身を含む): 354447576

約数和(自身を除く): 197719316

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 602801, 1205602, 2411204, 3014005, 6028010, 7836413, 12056020, 15672826, 31345652, 39182065, 78364130, 156728260]

約数ペア:

[(1, 156728260), (2, 78364130), (4, 39182065), (5, 31345652), (10, 15672826), (13, 12056020), (20, 7836413), (26, 6028010), (52, 3014005), (65, 2411204), (130, 1205602), (260, 602801)]