42173170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{809}}^1$

素因数の和:1230

約数の個数: 32

約数和(自身を含む): 82056240

約数和(自身を除く): 39883070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 401, 802, 809, 1618, 2005, 4010, 4045, 5213, 8090, 10426, 10517, 21034, 26065, 52130, 52585, 105170, 324409, 648818, 1622045, 3244090, 4217317, 8434634, 21086585, 42173170]

約数ペア:

[(1, 42173170), (2, 21086585), (5, 8434634), (10, 4217317), (13, 3244090), (26, 1622045), (65, 648818), (130, 324409), (401, 105170), (802, 52585), (809, 52130), (1618, 26065), (2005, 21034), (4010, 10517), (4045, 10426), (5213, 8090)]