2013061520

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1\times {\mathrm{601}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 4736415600

約数和(自身を除く): 2723354080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 281, 298, 562, 596, 601, 745, 1124, 1192, 1202, 1405, 1490, 2248, 2384, 2404, 2810, 2980, 3005, 4496, 4808, 5620, 5960, 6010, 9616, 11240, 11920, 12020, 22480, 24040, 41869, 48080, 83738, 89549, 167476, 168881, 179098, 209345, 334952, 337762, 358196, 418690, 447745, 669904, 675524, 716392, 837380, 844405, 895490, 1351048, 1432784, 1674760, 1688810, 1790980, 2702096, 3349520, 3377620, 3581960, 6755240, 7163920, 13510480, 25163269, 50326538, 100653076, 125816345, 201306152, 251632690, 402612304, 503265380, 1006530760, 2013061520]

約数ペア:

[(1, 2013061520), (2, 1006530760), (4, 503265380), (5, 402612304), (8, 251632690), (10, 201306152), (16, 125816345), (20, 100653076), (40, 50326538), (80, 25163269), (149, 13510480), (281, 7163920), (298, 6755240), (562, 3581960), (596, 3377620), (601, 3349520), (745, 2702096), (1124, 1790980), (1192, 1688810), (1202, 1674760), (1405, 1432784), (1490, 1351048), (2248, 895490), (2384, 844405), (2404, 837380), (2810, 716392), (2980, 675524), (3005, 669904), (4496, 447745), (4808, 418690), (5620, 358196), (5960, 337762), (6010, 334952), (9616, 209345), (11240, 179098), (11920, 168881), (12020, 167476), (22480, 89549), (24040, 83738), (41869, 48080)]