205325450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{647}}^1$

素因数の和:1247

約数の個数: 48

約数和(自身を含む): 417991104

約数和(自身を除く): 212665654

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 577, 647, 1154, 1294, 2885, 3235, 5770, 6347, 6470, 7117, 12694, 14234, 14425, 16175, 28850, 31735, 32350, 35585, 63470, 71170, 158675, 177925, 317350, 355850, 373319, 746638, 1866595, 3733190, 4106509, 8213018, 9332975, 18665950, 20532545, 41065090, 102662725, 205325450]

約数ペア:

[(1, 205325450), (2, 102662725), (5, 41065090), (10, 20532545), (11, 18665950), (22, 9332975), (25, 8213018), (50, 4106509), (55, 3733190), (110, 1866595), (275, 746638), (550, 373319), (577, 355850), (647, 317350), (1154, 177925), (1294, 158675), (2885, 71170), (3235, 63470), (5770, 35585), (6347, 32350), (6470, 31735), (7117, 28850), (12694, 16175), (14234, 14425)]