18777768160

素因数分解:

$2^5\times 5^1\times {\mathrm{1367}}^1\times {\mathrm{85853}}^1$

素因数の和:87235

約数の個数: 48

約数和(自身を含む): 44395446816

約数和(自身を除く): 25617678656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1367, 2734, 5468, 6835, 10936, 13670, 21872, 27340, 43744, 54680, 85853, 109360, 171706, 218720, 343412, 429265, 686824, 858530, 1373648, 1717060, 2747296, 3434120, 6868240, 13736480, 117361051, 234722102, 469444204, 586805255, 938888408, 1173610510, 1877776816, 2347221020, 3755553632, 4694442040, 9388884080, 18777768160]

約数ペア:

[(1, 18777768160), (2, 9388884080), (4, 4694442040), (5, 3755553632), (8, 2347221020), (10, 1877776816), (16, 1173610510), (20, 938888408), (32, 586805255), (40, 469444204), (80, 234722102), (160, 117361051), (1367, 13736480), (2734, 6868240), (5468, 3434120), (6835, 2747296), (10936, 1717060), (13670, 1373648), (21872, 858530), (27340, 686824), (43744, 429265), (54680, 343412), (85853, 218720), (109360, 171706)]