19193250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 48507264

約数和(自身を除く): 29314014

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 157, 163, 250, 314, 326, 375, 471, 489, 750, 785, 815, 942, 978, 1570, 1630, 2355, 2445, 3925, 4075, 4710, 4890, 7850, 8150, 11775, 12225, 19625, 20375, 23550, 24450, 25591, 39250, 40750, 51182, 58875, 61125, 76773, 117750, 122250, 127955, 153546, 255910, 383865, 639775, 767730, 1279550, 1919325, 3198875, 3838650, 6397750, 9596625, 19193250]

約数ペア:

[(1, 19193250), (2, 9596625), (3, 6397750), (5, 3838650), (6, 3198875), (10, 1919325), (15, 1279550), (25, 767730), (30, 639775), (50, 383865), (75, 255910), (125, 153546), (150, 127955), (157, 122250), (163, 117750), (250, 76773), (314, 61125), (326, 58875), (375, 51182), (471, 40750), (489, 39250), (750, 25591), (785, 24450), (815, 23550), (942, 20375), (978, 19625), (1570, 12225), (1630, 11775), (2355, 8150), (2445, 7850), (3925, 4890), (4075, 4710)]