87716360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 205701120

約数和(自身を除く): 117984760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 557, 620, 635, 1016, 1114, 1240, 1270, 2228, 2540, 2785, 3937, 4456, 5080, 5570, 7874, 11140, 15748, 17267, 19685, 22280, 31496, 34534, 39370, 69068, 70739, 78740, 86335, 138136, 141478, 157480, 172670, 282956, 345340, 353695, 565912, 690680, 707390, 1414780, 2192909, 2829560, 4385818, 8771636, 10964545, 17543272, 21929090, 43858180, 87716360]

約数ペア:

[(1, 87716360), (2, 43858180), (4, 21929090), (5, 17543272), (8, 10964545), (10, 8771636), (20, 4385818), (31, 2829560), (40, 2192909), (62, 1414780), (124, 707390), (127, 690680), (155, 565912), (248, 353695), (254, 345340), (310, 282956), (508, 172670), (557, 157480), (620, 141478), (635, 138136), (1016, 86335), (1114, 78740), (1240, 70739), (1270, 69068), (2228, 39370), (2540, 34534), (2785, 31496), (3937, 22280), (4456, 19685), (5080, 17267), (5570, 15748), (7874, 11140)]