131122090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 265254912

約数和(自身を除く): 134132822

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 103, 110, 142, 163, 206, 326, 355, 515, 710, 781, 815, 1030, 1133, 1562, 1630, 1793, 2266, 3586, 3905, 5665, 7313, 7810, 8965, 11330, 11573, 14626, 16789, 17930, 23146, 33578, 36565, 57865, 73130, 80443, 83945, 115730, 127303, 160886, 167890, 184679, 254606, 369358, 402215, 636515, 804430, 923395, 1192019, 1273030, 1846790, 2384038, 5960095, 11920190, 13112209, 26224418, 65561045, 131122090]

約数ペア:

[(1, 131122090), (2, 65561045), (5, 26224418), (10, 13112209), (11, 11920190), (22, 5960095), (55, 2384038), (71, 1846790), (103, 1273030), (110, 1192019), (142, 923395), (163, 804430), (206, 636515), (326, 402215), (355, 369358), (515, 254606), (710, 184679), (781, 167890), (815, 160886), (1030, 127303), (1133, 115730), (1562, 83945), (1630, 80443), (1793, 73130), (2266, 57865), (3586, 36565), (3905, 33578), (5665, 23146), (7313, 17930), (7810, 16789), (8965, 14626), (11330, 11573)]