29987600

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1308

約数の個数: 60

約数和(自身を含む): 73285860

約数和(自身を除く): 43298260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1229, 1525, 2440, 2458, 3050, 4880, 4916, 6100, 6145, 9832, 12200, 12290, 19664, 24400, 24580, 30725, 49160, 61450, 74969, 98320, 122900, 149938, 245800, 299876, 374845, 491600, 599752, 749690, 1199504, 1499380, 1874225, 2998760, 3748450, 5997520, 7496900, 14993800, 29987600]

約数ペア:

[(1, 29987600), (2, 14993800), (4, 7496900), (5, 5997520), (8, 3748450), (10, 2998760), (16, 1874225), (20, 1499380), (25, 1199504), (40, 749690), (50, 599752), (61, 491600), (80, 374845), (100, 299876), (122, 245800), (200, 149938), (244, 122900), (305, 98320), (400, 74969), (488, 61450), (610, 49160), (976, 30725), (1220, 24580), (1229, 24400), (1525, 19664), (2440, 12290), (2458, 12200), (3050, 9832), (4880, 6145), (4916, 6100)]