493405760

素因数分解:

$2^6\times 5^1\times {\mathrm{251}}^1\times {\mathrm{6143}}^1$

素因数の和:6411

約数の個数: 56

約数和(自身を含む): 1179795456

約数和(自身を除く): 686389696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 251, 320, 502, 1004, 1255, 2008, 2510, 4016, 5020, 6143, 8032, 10040, 12286, 16064, 20080, 24572, 30715, 40160, 49144, 61430, 80320, 98288, 122860, 196576, 245720, 393152, 491440, 982880, 1541893, 1965760, 3083786, 6167572, 7709465, 12335144, 15418930, 24670288, 30837860, 49340576, 61675720, 98681152, 123351440, 246702880, 493405760]

約数ペア:

[(1, 493405760), (2, 246702880), (4, 123351440), (5, 98681152), (8, 61675720), (10, 49340576), (16, 30837860), (20, 24670288), (32, 15418930), (40, 12335144), (64, 7709465), (80, 6167572), (160, 3083786), (251, 1965760), (320, 1541893), (502, 982880), (1004, 491440), (1255, 393152), (2008, 245720), (2510, 196576), (4016, 122860), (5020, 98288), (6143, 80320), (8032, 61430), (10040, 49144), (12286, 40160), (16064, 30715), (20080, 24572)]