155580700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2111}}^1$

素因数の和:2203

約数の個数: 72

約数和(自身を含む): 373976064

約数和(自身を除く): 218395364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 67, 100, 110, 134, 220, 268, 275, 335, 550, 670, 737, 1100, 1340, 1474, 1675, 2111, 2948, 3350, 3685, 4222, 6700, 7370, 8444, 10555, 14740, 18425, 21110, 23221, 36850, 42220, 46442, 52775, 73700, 92884, 105550, 116105, 141437, 211100, 232210, 282874, 464420, 565748, 580525, 707185, 1161050, 1414370, 1555807, 2322100, 2828740, 3111614, 3535925, 6223228, 7071850, 7779035, 14143700, 15558070, 31116140, 38895175, 77790350, 155580700]

約数ペア:

[(1, 155580700), (2, 77790350), (4, 38895175), (5, 31116140), (10, 15558070), (11, 14143700), (20, 7779035), (22, 7071850), (25, 6223228), (44, 3535925), (50, 3111614), (55, 2828740), (67, 2322100), (100, 1555807), (110, 1414370), (134, 1161050), (220, 707185), (268, 580525), (275, 565748), (335, 464420), (550, 282874), (670, 232210), (737, 211100), (1100, 141437), (1340, 116105), (1474, 105550), (1675, 92884), (2111, 73700), (2948, 52775), (3350, 46442), (3685, 42220), (4222, 36850), (6700, 23221), (7370, 21110), (8444, 18425), (10555, 14740)]