66178015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 86501376

約数和(自身を除く): 20323361

約数列:

[1, 5, 23, 37, 103, 115, 151, 185, 515, 755, 851, 2369, 3473, 3811, 4255, 5587, 11845, 15553, 17365, 19055, 27935, 77765, 87653, 128501, 357719, 438265, 575461, 642505, 1788595, 2877305, 13235603, 66178015]

約数ペア:

[(1, 66178015), (5, 13235603), (23, 2877305), (37, 1788595), (103, 642505), (115, 575461), (151, 438265), (185, 357719), (515, 128501), (755, 87653), (851, 77765), (2369, 27935), (3473, 19055), (3811, 17365), (4255, 15553), (5587, 11845)]