28076850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1451}}^1$

素因数の和:1512

約数の個数: 72

約数和(自身を含む): 77240592

約数和(自身を除く): 49163742

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 75, 86, 90, 129, 150, 215, 225, 258, 387, 430, 450, 645, 774, 1075, 1290, 1451, 1935, 2150, 2902, 3225, 3870, 4353, 6450, 7255, 8706, 9675, 13059, 14510, 19350, 21765, 26118, 36275, 43530, 62393, 65295, 72550, 108825, 124786, 130590, 187179, 217650, 311965, 326475, 374358, 561537, 623930, 652950, 935895, 1123074, 1559825, 1871790, 2807685, 3119650, 4679475, 5615370, 9358950, 14038425, 28076850]

約数ペア:

[(1, 28076850), (2, 14038425), (3, 9358950), (5, 5615370), (6, 4679475), (9, 3119650), (10, 2807685), (15, 1871790), (18, 1559825), (25, 1123074), (30, 935895), (43, 652950), (45, 623930), (50, 561537), (75, 374358), (86, 326475), (90, 311965), (129, 217650), (150, 187179), (215, 130590), (225, 124786), (258, 108825), (387, 72550), (430, 65295), (450, 62393), (645, 43530), (774, 36275), (1075, 26118), (1290, 21765), (1451, 19350), (1935, 14510), (2150, 13059), (2902, 9675), (3225, 8706), (3870, 7255), (4353, 6450)]