31906000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 160

約数和(自身を含む): 91922688

約数和(自身を除く): 60016688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 43, 50, 53, 56, 70, 80, 86, 100, 106, 112, 125, 140, 172, 175, 200, 212, 215, 250, 265, 280, 301, 344, 350, 371, 400, 424, 430, 500, 530, 560, 602, 688, 700, 742, 848, 860, 875, 1000, 1060, 1075, 1204, 1325, 1400, 1484, 1505, 1720, 1750, 1855, 2000, 2120, 2150, 2279, 2408, 2650, 2800, 2968, 3010, 3440, 3500, 3710, 4240, 4300, 4558, 4816, 5300, 5375, 5936, 6020, 6625, 7000, 7420, 7525, 8600, 9116, 9275, 10600, 10750, 11395, 12040, 13250, 14000, 14840, 15050, 15953, 17200, 18232, 18550, 21200, 21500, 22790, 24080, 26500, 29680, 30100, 31906, 36464, 37100, 37625, 43000, 45580, 46375, 53000, 56975, 60200, 63812, 74200, 75250, 79765, 86000, 91160, 92750, 106000, 113950, 120400, 127624, 148400, 150500, 159530, 182320, 185500, 227900, 255248, 284875, 301000, 319060, 371000, 398825, 455800, 569750, 602000, 638120, 742000, 797650, 911600, 1139500, 1276240, 1595300, 1994125, 2279000, 3190600, 3988250, 4558000, 6381200, 7976500, 15953000, 31906000]

約数ペア:

[(1, 31906000), (2, 15953000), (4, 7976500), (5, 6381200), (7, 4558000), (8, 3988250), (10, 3190600), (14, 2279000), (16, 1994125), (20, 1595300), (25, 1276240), (28, 1139500), (35, 911600), (40, 797650), (43, 742000), (50, 638120), (53, 602000), (56, 569750), (70, 455800), (80, 398825), (86, 371000), (100, 319060), (106, 301000), (112, 284875), (125, 255248), (140, 227900), (172, 185500), (175, 182320), (200, 159530), (212, 150500), (215, 148400), (250, 127624), (265, 120400), (280, 113950), (301, 106000), (344, 92750), (350, 91160), (371, 86000), (400, 79765), (424, 75250), (430, 74200), (500, 63812), (530, 60200), (560, 56975), (602, 53000), (688, 46375), (700, 45580), (742, 43000), (848, 37625), (860, 37100), (875, 36464), (1000, 31906), (1060, 30100), (1075, 29680), (1204, 26500), (1325, 24080), (1400, 22790), (1484, 21500), (1505, 21200), (1720, 18550), (1750, 18232), (1855, 17200), (2000, 15953), (2120, 15050), (2150, 14840), (2279, 14000), (2408, 13250), (2650, 12040), (2800, 11395), (2968, 10750), (3010, 10600), (3440, 9275), (3500, 9116), (3710, 8600), (4240, 7525), (4300, 7420), (4558, 7000), (4816, 6625), (5300, 6020), (5375, 5936)]