57784840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 134310960

約数和(自身を除く): 76526120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 97, 106, 194, 212, 265, 281, 388, 424, 485, 530, 562, 776, 970, 1060, 1124, 1405, 1940, 2120, 2248, 2810, 3880, 5141, 5620, 10282, 11240, 14893, 20564, 25705, 27257, 29786, 41128, 51410, 54514, 59572, 74465, 102820, 109028, 119144, 136285, 148930, 205640, 218056, 272570, 297860, 545140, 595720, 1090280, 1444621, 2889242, 5778484, 7223105, 11556968, 14446210, 28892420, 57784840]

約数ペア:

[(1, 57784840), (2, 28892420), (4, 14446210), (5, 11556968), (8, 7223105), (10, 5778484), (20, 2889242), (40, 1444621), (53, 1090280), (97, 595720), (106, 545140), (194, 297860), (212, 272570), (265, 218056), (281, 205640), (388, 148930), (424, 136285), (485, 119144), (530, 109028), (562, 102820), (776, 74465), (970, 59572), (1060, 54514), (1124, 51410), (1405, 41128), (1940, 29786), (2120, 27257), (2248, 25705), (2810, 20564), (3880, 14893), (5141, 11240), (5620, 10282)]