89543120

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:444

約数の個数: 80

約数和(自身を含む): 215879040

約数和(自身を除く): 126335920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 61, 80, 118, 122, 236, 244, 295, 305, 311, 472, 488, 590, 610, 622, 944, 976, 1180, 1220, 1244, 1555, 2360, 2440, 2488, 3110, 3599, 4720, 4880, 4976, 6220, 7198, 12440, 14396, 17995, 18349, 18971, 24880, 28792, 35990, 36698, 37942, 57584, 71980, 73396, 75884, 91745, 94855, 143960, 146792, 151768, 183490, 189710, 287920, 293584, 303536, 366980, 379420, 733960, 758840, 1119289, 1467920, 1517680, 2238578, 4477156, 5596445, 8954312, 11192890, 17908624, 22385780, 44771560, 89543120]

約数ペア:

[(1, 89543120), (2, 44771560), (4, 22385780), (5, 17908624), (8, 11192890), (10, 8954312), (16, 5596445), (20, 4477156), (40, 2238578), (59, 1517680), (61, 1467920), (80, 1119289), (118, 758840), (122, 733960), (236, 379420), (244, 366980), (295, 303536), (305, 293584), (311, 287920), (472, 189710), (488, 183490), (590, 151768), (610, 146792), (622, 143960), (944, 94855), (976, 91745), (1180, 75884), (1220, 73396), (1244, 71980), (1555, 57584), (2360, 37942), (2440, 36698), (2488, 35990), (3110, 28792), (3599, 24880), (4720, 18971), (4880, 18349), (4976, 17995), (6220, 14396), (7198, 12440)]