102030080

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1009}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 247732800

約数和(自身を除く): 145702720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 632, 640, 790, 1009, 1264, 1280, 1580, 2018, 2528, 3160, 4036, 5045, 5056, 6320, 8072, 10090, 10112, 12640, 16144, 20180, 20224, 25280, 32288, 40360, 50560, 64576, 79711, 80720, 101120, 129152, 159422, 161440, 258304, 318844, 322880, 398555, 637688, 645760, 797110, 1275376, 1291520, 1594220, 2550752, 3188440, 5101504, 6376880, 10203008, 12753760, 20406016, 25507520, 51015040, 102030080]

約数ペア:

[(1, 102030080), (2, 51015040), (4, 25507520), (5, 20406016), (8, 12753760), (10, 10203008), (16, 6376880), (20, 5101504), (32, 3188440), (40, 2550752), (64, 1594220), (79, 1291520), (80, 1275376), (128, 797110), (158, 645760), (160, 637688), (256, 398555), (316, 322880), (320, 318844), (395, 258304), (632, 161440), (640, 159422), (790, 129152), (1009, 101120), (1264, 80720), (1280, 79711), (1580, 64576), (2018, 50560), (2528, 40360), (3160, 32288), (4036, 25280), (5045, 20224), (5056, 20180), (6320, 16144), (8072, 12640), (10090, 10112)]