68702900

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{2003}}^1$

素因数の和:2038

約数の個数: 72

約数和(自身を含む): 173947200

約数和(自身を除く): 105244300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1715, 2003, 2450, 3430, 4006, 4900, 6860, 8012, 8575, 10015, 14021, 17150, 20030, 28042, 34300, 40060, 50075, 56084, 70105, 98147, 100150, 140210, 196294, 200300, 280420, 350525, 392588, 490735, 687029, 701050, 981470, 1374058, 1402100, 1962940, 2453675, 2748116, 3435145, 4907350, 6870290, 9814700, 13740580, 17175725, 34351450, 68702900]

約数ペア:

[(1, 68702900), (2, 34351450), (4, 17175725), (5, 13740580), (7, 9814700), (10, 6870290), (14, 4907350), (20, 3435145), (25, 2748116), (28, 2453675), (35, 1962940), (49, 1402100), (50, 1374058), (70, 981470), (98, 701050), (100, 687029), (140, 490735), (175, 392588), (196, 350525), (245, 280420), (343, 200300), (350, 196294), (490, 140210), (686, 100150), (700, 98147), (980, 70105), (1225, 56084), (1372, 50075), (1715, 40060), (2003, 34300), (2450, 28042), (3430, 20030), (4006, 17150), (4900, 14021), (6860, 10015), (8012, 8575)]