81770010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{389381}}^1$

素因数の和:389398

約数の個数: 32

約数和(自身を含む): 224284032

約数和(自身を除く): 142514022

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 389381, 778762, 1168143, 1946905, 2336286, 2725667, 3893810, 5451334, 5840715, 8177001, 11681430, 13628335, 16354002, 27256670, 40885005, 81770010]

約数ペア:

[(1, 81770010), (2, 40885005), (3, 27256670), (5, 16354002), (6, 13628335), (7, 11681430), (10, 8177001), (14, 5840715), (15, 5451334), (21, 3893810), (30, 2725667), (35, 2336286), (42, 1946905), (70, 1168143), (105, 778762), (210, 389381)]