172866070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{21799}}^1$

素因数の和:21880

約数の個数: 32

約数和(自身を含む): 340603200

約数和(自身を除く): 167737130

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 7930, 21799, 43598, 108995, 217990, 283387, 566774, 1329739, 1416935, 2659478, 2833870, 6648695, 13297390, 17286607, 34573214, 86433035, 172866070]

約数ペア:

[(1, 172866070), (2, 86433035), (5, 34573214), (10, 17286607), (13, 13297390), (26, 6648695), (61, 2833870), (65, 2659478), (122, 1416935), (130, 1329739), (305, 566774), (610, 283387), (793, 217990), (1586, 108995), (3965, 43598), (7930, 21799)]