68610364720

素因数分解:

$2^4\times 5^1\times {\mathrm{1973}}^1\times {\mathrm{434683}}^1$

素因数の和:436669

約数の個数: 40

約数和(自身を含む): 159600316176

約数和(自身を除く): 90989951456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1973, 3946, 7892, 9865, 15784, 19730, 31568, 39460, 78920, 157840, 434683, 869366, 1738732, 2173415, 3477464, 4346830, 6954928, 8693660, 17387320, 34774640, 857629559, 1715259118, 3430518236, 4288147795, 6861036472, 8576295590, 13722072944, 17152591180, 34305182360, 68610364720]

約数ペア:

[(1, 68610364720), (2, 34305182360), (4, 17152591180), (5, 13722072944), (8, 8576295590), (10, 6861036472), (16, 4288147795), (20, 3430518236), (40, 1715259118), (80, 857629559), (1973, 34774640), (3946, 17387320), (7892, 8693660), (9865, 6954928), (15784, 4346830), (19730, 3477464), (31568, 2173415), (39460, 1738732), (78920, 869366), (157840, 434683)]