78906431744

素因数分解:

$2^8\times 7^1\times {\mathrm{401}}^1\times {\mathrm{109807}}^1$

素因数の和:110231

約数の個数: 72

約数和(自身を含む): 180455831808

約数和(自身を除く): 101549400064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 401, 448, 802, 896, 1604, 1792, 2807, 3208, 5614, 6416, 11228, 12832, 22456, 25664, 44912, 51328, 89824, 102656, 109807, 179648, 219614, 359296, 439228, 718592, 768649, 878456, 1537298, 1756912, 3074596, 3513824, 6149192, 7027648, 12298384, 14055296, 24596768, 28110592, 44032607, 49193536, 88065214, 98387072, 176130428, 196774144, 308228249, 352260856, 616456498, 704521712, 1232912996, 1409043424, 2465825992, 2818086848, 4931651984, 5636173696, 9863303968, 11272347392, 19726607936, 39453215872, 78906431744]

約数ペア:

[(1, 78906431744), (2, 39453215872), (4, 19726607936), (7, 11272347392), (8, 9863303968), (14, 5636173696), (16, 4931651984), (28, 2818086848), (32, 2465825992), (56, 1409043424), (64, 1232912996), (112, 704521712), (128, 616456498), (224, 352260856), (256, 308228249), (401, 196774144), (448, 176130428), (802, 98387072), (896, 88065214), (1604, 49193536), (1792, 44032607), (2807, 28110592), (3208, 24596768), (5614, 14055296), (6416, 12298384), (11228, 7027648), (12832, 6149192), (22456, 3513824), (25664, 3074596), (44912, 1756912), (51328, 1537298), (89824, 878456), (102656, 768649), (109807, 718592), (179648, 439228), (219614, 359296)]