90741280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{81019}}^1$

素因数の和:81041

約数の個数: 48

約数和(自身を含む): 245004480

約数和(自身を除く): 154263200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 81019, 162038, 324076, 405095, 567133, 648152, 810190, 1134266, 1296304, 1620380, 2268532, 2592608, 2835665, 3240760, 4537064, 5671330, 6481520, 9074128, 11342660, 12963040, 18148256, 22685320, 45370640, 90741280]

約数ペア:

[(1, 90741280), (2, 45370640), (4, 22685320), (5, 18148256), (7, 12963040), (8, 11342660), (10, 9074128), (14, 6481520), (16, 5671330), (20, 4537064), (28, 3240760), (32, 2835665), (35, 2592608), (40, 2268532), (56, 1620380), (70, 1296304), (80, 1134266), (112, 810190), (140, 648152), (160, 567133), (224, 405095), (280, 324076), (560, 162038), (1120, 81019)]