71386645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 97459200

約数和(自身を除く): 26072555

約数列:

[1, 5, 11, 31, 55, 149, 155, 281, 341, 745, 1405, 1639, 1705, 3091, 4619, 8195, 8711, 15455, 23095, 41869, 43555, 50809, 95821, 209345, 254045, 460559, 479105, 1297939, 2302795, 6489695, 14277329, 71386645]

約数ペア:

[(1, 71386645), (5, 14277329), (11, 6489695), (31, 2302795), (55, 1297939), (149, 479105), (155, 460559), (281, 254045), (341, 209345), (745, 95821), (1405, 50809), (1639, 43555), (1705, 41869), (3091, 23095), (4619, 15455), (8195, 8711)]