68879655

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6197}}^1$

素因数の和:6240

約数の個数: 48

約数和(自身を含む): 135364320

約数和(自身を除く): 66484665

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 6197, 11115, 18591, 30985, 55773, 80561, 92955, 117743, 241683, 278865, 353229, 402805, 588715, 725049, 1059687, 1208415, 1530659, 1766145, 3625245, 4591977, 5298435, 7653295, 13775931, 22959885, 68879655]

約数ペア:

[(1, 68879655), (3, 22959885), (5, 13775931), (9, 7653295), (13, 5298435), (15, 4591977), (19, 3625245), (39, 1766145), (45, 1530659), (57, 1208415), (65, 1059687), (95, 725049), (117, 588715), (171, 402805), (195, 353229), (247, 278865), (285, 241683), (585, 117743), (741, 92955), (855, 80561), (1235, 55773), (2223, 30985), (3705, 18591), (6197, 11115)]