28424200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 76780800

約数和(自身を除く): 48356600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 79, 100, 140, 158, 175, 200, 257, 280, 316, 350, 395, 514, 553, 632, 700, 790, 1028, 1106, 1285, 1400, 1580, 1799, 1975, 2056, 2212, 2570, 2765, 3160, 3598, 3950, 4424, 5140, 5530, 6425, 7196, 7900, 8995, 10280, 11060, 12850, 13825, 14392, 15800, 17990, 20303, 22120, 25700, 27650, 35980, 40606, 44975, 51400, 55300, 71960, 81212, 89950, 101515, 110600, 142121, 162424, 179900, 203030, 284242, 359800, 406060, 507575, 568484, 710605, 812120, 1015150, 1136968, 1421210, 2030300, 2842420, 3553025, 4060600, 5684840, 7106050, 14212100, 28424200]

約数ペア:

[(1, 28424200), (2, 14212100), (4, 7106050), (5, 5684840), (7, 4060600), (8, 3553025), (10, 2842420), (14, 2030300), (20, 1421210), (25, 1136968), (28, 1015150), (35, 812120), (40, 710605), (50, 568484), (56, 507575), (70, 406060), (79, 359800), (100, 284242), (140, 203030), (158, 179900), (175, 162424), (200, 142121), (257, 110600), (280, 101515), (316, 89950), (350, 81212), (395, 71960), (514, 55300), (553, 51400), (632, 44975), (700, 40606), (790, 35980), (1028, 27650), (1106, 25700), (1285, 22120), (1400, 20303), (1580, 17990), (1799, 15800), (1975, 14392), (2056, 13825), (2212, 12850), (2570, 11060), (2765, 10280), (3160, 8995), (3598, 7900), (3950, 7196), (4424, 6425), (5140, 5530)]