1809636700

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{1277}}^1$

素因数の和:1711

約数の個数: 72

約数和(自身を含む): 4046740992

約数和(自身を除く): 2237104292

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 383, 740, 766, 925, 1277, 1532, 1850, 1915, 2554, 3700, 3830, 5108, 6385, 7660, 9575, 12770, 14171, 19150, 25540, 28342, 31925, 38300, 47249, 56684, 63850, 70855, 94498, 127700, 141710, 188996, 236245, 283420, 354275, 472490, 489091, 708550, 944980, 978182, 1181225, 1417100, 1956364, 2362450, 2445455, 4724900, 4890910, 9781820, 12227275, 18096367, 24454550, 36192734, 48909100, 72385468, 90481835, 180963670, 361927340, 452409175, 904818350, 1809636700]

約数ペア:

[(1, 1809636700), (2, 904818350), (4, 452409175), (5, 361927340), (10, 180963670), (20, 90481835), (25, 72385468), (37, 48909100), (50, 36192734), (74, 24454550), (100, 18096367), (148, 12227275), (185, 9781820), (370, 4890910), (383, 4724900), (740, 2445455), (766, 2362450), (925, 1956364), (1277, 1417100), (1532, 1181225), (1850, 978182), (1915, 944980), (2554, 708550), (3700, 489091), (3830, 472490), (5108, 354275), (6385, 283420), (7660, 236245), (9575, 188996), (12770, 141710), (14171, 127700), (19150, 94498), (25540, 70855), (28342, 63850), (31925, 56684), (38300, 47249)]