638528064

素因数分解:

$2^6\times 3^1\times {\mathrm{107}}^1\times {\mathrm{31081}}^1$

素因数の和:31203

約数の個数: 56

約数和(自身を含む): 1705282848

約数和(自身を除く): 1066754784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 107, 192, 214, 321, 428, 642, 856, 1284, 1712, 2568, 3424, 5136, 6848, 10272, 20544, 31081, 62162, 93243, 124324, 186486, 248648, 372972, 497296, 745944, 994592, 1491888, 1989184, 2983776, 3325667, 5967552, 6651334, 9977001, 13302668, 19954002, 26605336, 39908004, 53210672, 79816008, 106421344, 159632016, 212842688, 319264032, 638528064]

約数ペア:

[(1, 638528064), (2, 319264032), (3, 212842688), (4, 159632016), (6, 106421344), (8, 79816008), (12, 53210672), (16, 39908004), (24, 26605336), (32, 19954002), (48, 13302668), (64, 9977001), (96, 6651334), (107, 5967552), (192, 3325667), (214, 2983776), (321, 1989184), (428, 1491888), (642, 994592), (856, 745944), (1284, 497296), (1712, 372972), (2568, 248648), (3424, 186486), (5136, 124324), (6848, 93243), (10272, 62162), (20544, 31081)]