87651256

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7489}}^1$

素因数の和:7532

約数の個数: 64

約数和(自身を含む): 215712000

約数和(自身を除く): 128060744

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1672, 2926, 5852, 7489, 11704, 14978, 29956, 52423, 59912, 82379, 104846, 142291, 164758, 209692, 284582, 329516, 419384, 569164, 576653, 659032, 996037, 1138328, 1153306, 1565201, 1992074, 2306612, 3130402, 3984148, 4613224, 6260804, 7968296, 10956407, 12521608, 21912814, 43825628, 87651256]

約数ペア:

[(1, 87651256), (2, 43825628), (4, 21912814), (7, 12521608), (8, 10956407), (11, 7968296), (14, 6260804), (19, 4613224), (22, 3984148), (28, 3130402), (38, 2306612), (44, 1992074), (56, 1565201), (76, 1153306), (77, 1138328), (88, 996037), (133, 659032), (152, 576653), (154, 569164), (209, 419384), (266, 329516), (308, 284582), (418, 209692), (532, 164758), (616, 142291), (836, 104846), (1064, 82379), (1463, 59912), (1672, 52423), (2926, 29956), (5852, 14978), (7489, 11704)]