755156900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12821}}^1$

素因数の和:12885

約数の個数: 72

約数和(自身を含む): 1780719360

約数和(自身を除く): 1025562460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 155, 190, 310, 380, 475, 589, 620, 775, 950, 1178, 1550, 1900, 2356, 2945, 3100, 5890, 11780, 12821, 14725, 25642, 29450, 51284, 58900, 64105, 128210, 243599, 256420, 320525, 397451, 487198, 641050, 794902, 974396, 1217995, 1282100, 1589804, 1987255, 2435990, 3974510, 4871980, 6089975, 7551569, 7949020, 9936275, 12179950, 15103138, 19872550, 24359900, 30206276, 37757845, 39745100, 75515690, 151031380, 188789225, 377578450, 755156900]

約数ペア:

[(1, 755156900), (2, 377578450), (4, 188789225), (5, 151031380), (10, 75515690), (19, 39745100), (20, 37757845), (25, 30206276), (31, 24359900), (38, 19872550), (50, 15103138), (62, 12179950), (76, 9936275), (95, 7949020), (100, 7551569), (124, 6089975), (155, 4871980), (190, 3974510), (310, 2435990), (380, 1987255), (475, 1589804), (589, 1282100), (620, 1217995), (775, 974396), (950, 794902), (1178, 641050), (1550, 487198), (1900, 397451), (2356, 320525), (2945, 256420), (3100, 243599), (5890, 128210), (11780, 64105), (12821, 58900), (14725, 51284), (25642, 29450)]