85112500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{619}}^1$

素因数の和:659

約数の個数: 72

約数和(自身を含む): 203424480

約数和(自身を除く): 118311980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 619, 625, 1100, 1238, 1250, 1375, 2476, 2500, 2750, 3095, 3125, 5500, 6190, 6250, 6809, 6875, 12380, 12500, 13618, 13750, 15475, 27236, 27500, 30950, 34045, 34375, 61900, 68090, 68750, 77375, 136180, 137500, 154750, 170225, 309500, 340450, 386875, 680900, 773750, 851125, 1547500, 1702250, 1934375, 3404500, 3868750, 4255625, 7737500, 8511250, 17022500, 21278125, 42556250, 85112500]

約数ペア:

[(1, 85112500), (2, 42556250), (4, 21278125), (5, 17022500), (10, 8511250), (11, 7737500), (20, 4255625), (22, 3868750), (25, 3404500), (44, 1934375), (50, 1702250), (55, 1547500), (100, 851125), (110, 773750), (125, 680900), (220, 386875), (250, 340450), (275, 309500), (500, 170225), (550, 154750), (619, 137500), (625, 136180), (1100, 77375), (1238, 68750), (1250, 68090), (1375, 61900), (2476, 34375), (2500, 34045), (2750, 30950), (3095, 27500), (3125, 27236), (5500, 15475), (6190, 13750), (6250, 13618), (6809, 12500), (6875, 12380)]