78855277780

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{709}}^1\times {\mathrm{9013}}^1$

素因数の和:10348

約数の個数: 48

約数和(自身を含む): 166116842640

約数和(自身を除く): 87261564860

約数列:

[1, 2, 4, 5, 10, 20, 617, 709, 1234, 1418, 2468, 2836, 3085, 3545, 6170, 7090, 9013, 12340, 14180, 18026, 36052, 45065, 90130, 180260, 437453, 874906, 1749812, 2187265, 4374530, 5561021, 6390217, 8749060, 11122042, 12780434, 22244084, 25560868, 27805105, 31951085, 55610210, 63902170, 111220420, 127804340, 3942763889, 7885527778, 15771055556, 19713819445, 39427638890, 78855277780]

約数ペア:

[(1, 78855277780), (2, 39427638890), (4, 19713819445), (5, 15771055556), (10, 7885527778), (20, 3942763889), (617, 127804340), (709, 111220420), (1234, 63902170), (1418, 55610210), (2468, 31951085), (2836, 27805105), (3085, 25560868), (3545, 22244084), (6170, 12780434), (7090, 11122042), (9013, 8749060), (12340, 6390217), (14180, 5561021), (18026, 4374530), (36052, 2187265), (45065, 1749812), (90130, 874906), (180260, 437453)]