51450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^3$

素因数の和:36

約数の個数: 48

約数和(自身を含む): 148800

約数和(自身を除く): 97350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 343, 350, 490, 525, 686, 735, 1029, 1050, 1225, 1470, 1715, 2058, 2450, 3430, 3675, 5145, 7350, 8575, 10290, 17150, 25725, 51450]

約数ペア:

[(1, 51450), (2, 25725), (3, 17150), (5, 10290), (6, 8575), (7, 7350), (10, 5145), (14, 3675), (15, 3430), (21, 2450), (25, 2058), (30, 1715), (35, 1470), (42, 1225), (49, 1050), (50, 1029), (70, 735), (75, 686), (98, 525), (105, 490), (147, 350), (150, 343), (175, 294), (210, 245)]