1018556080

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{727}}^1$

素因数の和:1034

約数の個数: 80

約数和(自身を含む): 2411345664

約数和(自身を除く): 1392789584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 211, 332, 415, 422, 664, 727, 830, 844, 1055, 1328, 1454, 1660, 1688, 2110, 2908, 3320, 3376, 3635, 4220, 5816, 6640, 7270, 8440, 11632, 14540, 16880, 17513, 29080, 35026, 58160, 60341, 70052, 87565, 120682, 140104, 153397, 175130, 241364, 280208, 301705, 306794, 350260, 482728, 603410, 613588, 700520, 766985, 965456, 1206820, 1227176, 1401040, 1533970, 2413640, 2454352, 3067940, 4827280, 6135880, 12271760, 12731951, 25463902, 50927804, 63659755, 101855608, 127319510, 203711216, 254639020, 509278040, 1018556080]

約数ペア:

[(1, 1018556080), (2, 509278040), (4, 254639020), (5, 203711216), (8, 127319510), (10, 101855608), (16, 63659755), (20, 50927804), (40, 25463902), (80, 12731951), (83, 12271760), (166, 6135880), (211, 4827280), (332, 3067940), (415, 2454352), (422, 2413640), (664, 1533970), (727, 1401040), (830, 1227176), (844, 1206820), (1055, 965456), (1328, 766985), (1454, 700520), (1660, 613588), (1688, 603410), (2110, 482728), (2908, 350260), (3320, 306794), (3376, 301705), (3635, 280208), (4220, 241364), (5816, 175130), (6640, 153397), (7270, 140104), (8440, 120682), (11632, 87565), (14540, 70052), (16880, 60341), (17513, 58160), (29080, 35026)]