128440855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2027}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 175219200

約数和(自身を除く): 46778345

約数列:

[1, 5, 19, 23, 29, 95, 115, 145, 437, 551, 667, 2027, 2185, 2755, 3335, 10135, 12673, 38513, 46621, 58783, 63365, 192565, 233105, 293915, 885799, 1116877, 1352009, 4428995, 5584385, 6760045, 25688171, 128440855]

約数ペア:

[(1, 128440855), (5, 25688171), (19, 6760045), (23, 5584385), (29, 4428995), (95, 1352009), (115, 1116877), (145, 885799), (437, 293915), (551, 233105), (667, 192565), (2027, 63365), (2185, 58783), (2755, 46621), (3335, 38513), (10135, 12673)]