20187752585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1439}}^1\times {\mathrm{2803}}^1$

素因数の和:4278

約数の個数: 64

約数和(自身を含む): 32560496640

約数和(自身を除く): 12372744055

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 1439, 2803, 5005, 7195, 10073, 14015, 15829, 18707, 19621, 30833, 36439, 50365, 79145, 93535, 98105, 110803, 130949, 154165, 182195, 205777, 215831, 255073, 400829, 554015, 654745, 1028885, 1079155, 1275365, 1440439, 2004145, 2805803, 4033517, 7202195, 14029015, 20167585, 28234619, 44368687, 52435721, 141173095, 221843435, 262178605, 310580809, 367050047, 576792931, 1552904045, 1835250235, 2883964655, 4037550517, 20187752585]

約数ペア:

[(1, 20187752585), (5, 4037550517), (7, 2883964655), (11, 1835250235), (13, 1552904045), (35, 576792931), (55, 367050047), (65, 310580809), (77, 262178605), (91, 221843435), (143, 141173095), (385, 52435721), (455, 44368687), (715, 28234619), (1001, 20167585), (1439, 14029015), (2803, 7202195), (5005, 4033517), (7195, 2805803), (10073, 2004145), (14015, 1440439), (15829, 1275365), (18707, 1079155), (19621, 1028885), (30833, 654745), (36439, 554015), (50365, 400829), (79145, 255073), (93535, 215831), (98105, 205777), (110803, 182195), (130949, 154165)]