997644400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{881}}^1$

素因数の和:1067

約数の個数: 120

約数和(自身を含む): 2542806000

約数和(自身を除く): 1545161600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 149, 152, 190, 200, 298, 304, 380, 400, 475, 596, 745, 760, 881, 950, 1192, 1490, 1520, 1762, 1900, 2384, 2831, 2980, 3524, 3725, 3800, 4405, 5662, 5960, 7048, 7450, 7600, 8810, 11324, 11920, 14096, 14155, 14900, 16739, 17620, 22025, 22648, 28310, 29800, 33478, 35240, 44050, 45296, 56620, 59600, 66956, 70480, 70775, 83695, 88100, 113240, 131269, 133912, 141550, 167390, 176200, 226480, 262538, 267824, 283100, 334780, 352400, 418475, 525076, 566200, 656345, 669560, 836950, 1050152, 1132400, 1312690, 1339120, 1673900, 2100304, 2494111, 2625380, 3281725, 3347800, 4988222, 5250760, 6563450, 6695600, 9976444, 10501520, 12470555, 13126900, 19952888, 24941110, 26253800, 39905776, 49882220, 52507600, 62352775, 99764440, 124705550, 199528880, 249411100, 498822200, 997644400]

約数ペア:

[(1, 997644400), (2, 498822200), (4, 249411100), (5, 199528880), (8, 124705550), (10, 99764440), (16, 62352775), (19, 52507600), (20, 49882220), (25, 39905776), (38, 26253800), (40, 24941110), (50, 19952888), (76, 13126900), (80, 12470555), (95, 10501520), (100, 9976444), (149, 6695600), (152, 6563450), (190, 5250760), (200, 4988222), (298, 3347800), (304, 3281725), (380, 2625380), (400, 2494111), (475, 2100304), (596, 1673900), (745, 1339120), (760, 1312690), (881, 1132400), (950, 1050152), (1192, 836950), (1490, 669560), (1520, 656345), (1762, 566200), (1900, 525076), (2384, 418475), (2831, 352400), (2980, 334780), (3524, 283100), (3725, 267824), (3800, 262538), (4405, 226480), (5662, 176200), (5960, 167390), (7048, 141550), (7450, 133912), (7600, 131269), (8810, 113240), (11324, 88100), (11920, 83695), (14096, 70775), (14155, 70480), (14900, 66956), (16739, 59600), (17620, 56620), (22025, 45296), (22648, 44050), (28310, 35240), (29800, 33478)]