16968750

素因数分解:

$2^1\times 3^1\times 5^6\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 56

約数和(自身を含む): 42655704

約数和(自身を除く): 25686954

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 181, 250, 362, 375, 543, 625, 750, 905, 1086, 1250, 1810, 1875, 2715, 3125, 3750, 4525, 5430, 6250, 9050, 9375, 13575, 15625, 18750, 22625, 27150, 31250, 45250, 46875, 67875, 93750, 113125, 135750, 226250, 339375, 565625, 678750, 1131250, 1696875, 2828125, 3393750, 5656250, 8484375, 16968750]

約数ペア:

[(1, 16968750), (2, 8484375), (3, 5656250), (5, 3393750), (6, 2828125), (10, 1696875), (15, 1131250), (25, 678750), (30, 565625), (50, 339375), (75, 226250), (125, 135750), (150, 113125), (181, 93750), (250, 67875), (362, 46875), (375, 45250), (543, 31250), (625, 27150), (750, 22625), (905, 18750), (1086, 15625), (1250, 13575), (1810, 9375), (1875, 9050), (2715, 6250), (3125, 5430), (3750, 4525)]