72909070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13679}}^1$

素因数の和:13740

約数の個数: 32

約数和(自身を含む): 144789120

約数和(自身を除く): 71880050

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 13679, 27358, 68395, 136790, 177827, 355654, 560839, 889135, 1121678, 1778270, 2804195, 5608390, 7290907, 14581814, 36454535, 72909070]

約数ペア:

[(1, 72909070), (2, 36454535), (5, 14581814), (10, 7290907), (13, 5608390), (26, 2804195), (41, 1778270), (65, 1121678), (82, 889135), (130, 560839), (205, 355654), (410, 177827), (533, 136790), (1066, 68395), (2665, 27358), (5330, 13679)]