87647120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{727}}^1$

素因数の和:888

約数の個数: 80

約数和(自身を含む): 224235648

約数和(自身を除く): 136588528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 137, 176, 220, 274, 440, 548, 685, 727, 880, 1096, 1370, 1454, 1507, 2192, 2740, 2908, 3014, 3635, 5480, 5816, 6028, 7270, 7535, 7997, 10960, 11632, 12056, 14540, 15070, 15994, 24112, 29080, 30140, 31988, 39985, 58160, 60280, 63976, 79970, 99599, 120560, 127952, 159940, 199198, 319880, 398396, 497995, 639760, 796792, 995990, 1095589, 1593584, 1991980, 2191178, 3983960, 4382356, 5477945, 7967920, 8764712, 10955890, 17529424, 21911780, 43823560, 87647120]

約数ペア:

[(1, 87647120), (2, 43823560), (4, 21911780), (5, 17529424), (8, 10955890), (10, 8764712), (11, 7967920), (16, 5477945), (20, 4382356), (22, 3983960), (40, 2191178), (44, 1991980), (55, 1593584), (80, 1095589), (88, 995990), (110, 796792), (137, 639760), (176, 497995), (220, 398396), (274, 319880), (440, 199198), (548, 159940), (685, 127952), (727, 120560), (880, 99599), (1096, 79970), (1370, 63976), (1454, 60280), (1507, 58160), (2192, 39985), (2740, 31988), (2908, 30140), (3014, 29080), (3635, 24112), (5480, 15994), (5816, 15070), (6028, 14540), (7270, 12056), (7535, 11632), (7997, 10960)]