85649900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3947}}^1$

素因数の和:3999

約数の個数: 72

約数和(自身を含む): 219319296

約数和(自身を除く): 133669396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 3947, 4340, 5425, 7894, 10850, 15788, 19735, 21700, 27629, 39470, 55258, 78940, 98675, 110516, 122357, 138145, 197350, 244714, 276290, 394700, 489428, 552580, 611785, 690725, 856499, 1223570, 1381450, 1712998, 2447140, 2762900, 3058925, 3425996, 4282495, 6117850, 8564990, 12235700, 17129980, 21412475, 42824950, 85649900]

約数ペア:

[(1, 85649900), (2, 42824950), (4, 21412475), (5, 17129980), (7, 12235700), (10, 8564990), (14, 6117850), (20, 4282495), (25, 3425996), (28, 3058925), (31, 2762900), (35, 2447140), (50, 1712998), (62, 1381450), (70, 1223570), (100, 856499), (124, 690725), (140, 611785), (155, 552580), (175, 489428), (217, 394700), (310, 276290), (350, 244714), (434, 197350), (620, 138145), (700, 122357), (775, 110516), (868, 98675), (1085, 78940), (1550, 55258), (2170, 39470), (3100, 27629), (3947, 21700), (4340, 19735), (5425, 15788), (7894, 10850)]