198466300

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{27953}}^1$

素因数の和:28038

約数の個数: 36

約数和(自身を含む): 436753296

約数和(自身を除く): 238286996

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 27953, 55906, 111812, 139765, 279530, 559060, 698825, 1397650, 1984663, 2795300, 3969326, 7938652, 9923315, 19846630, 39693260, 49616575, 99233150, 198466300]

約数ペア:

[(1, 198466300), (2, 99233150), (4, 49616575), (5, 39693260), (10, 19846630), (20, 9923315), (25, 7938652), (50, 3969326), (71, 2795300), (100, 1984663), (142, 1397650), (284, 698825), (355, 559060), (710, 279530), (1420, 139765), (1775, 111812), (3550, 55906), (7100, 27953)]