87101320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3697}}^1$

素因数の和:3758

約数の個数: 64

約数和(自身を含む): 213004800

約数和(自身を除く): 125903480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 3697, 4712, 5890, 7394, 11780, 14788, 18485, 23560, 29576, 36970, 70243, 73940, 114607, 140486, 147880, 229214, 280972, 351215, 458428, 561944, 573035, 702430, 916856, 1146070, 1404860, 2177533, 2292140, 2809720, 4355066, 4584280, 8710132, 10887665, 17420264, 21775330, 43550660, 87101320]

約数ペア:

[(1, 87101320), (2, 43550660), (4, 21775330), (5, 17420264), (8, 10887665), (10, 8710132), (19, 4584280), (20, 4355066), (31, 2809720), (38, 2292140), (40, 2177533), (62, 1404860), (76, 1146070), (95, 916856), (124, 702430), (152, 573035), (155, 561944), (190, 458428), (248, 351215), (310, 280972), (380, 229214), (589, 147880), (620, 140486), (760, 114607), (1178, 73940), (1240, 70243), (2356, 36970), (2945, 29576), (3697, 23560), (4712, 18485), (5890, 14788), (7394, 11780)]