72770855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 95256000

約数和(自身を除く): 22485145

約数列:

[1, 5, 19, 53, 95, 97, 149, 265, 485, 745, 1007, 1843, 2831, 5035, 5141, 7897, 9215, 14155, 14453, 25705, 39485, 72265, 97679, 150043, 274607, 488395, 750215, 766009, 1373035, 3830045, 14554171, 72770855]

約数ペア:

[(1, 72770855), (5, 14554171), (19, 3830045), (53, 1373035), (95, 766009), (97, 750215), (149, 488395), (265, 274607), (485, 150043), (745, 97679), (1007, 72265), (1843, 39485), (2831, 25705), (5035, 14453), (5141, 14155), (7897, 9215)]