129348520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{701}}^1$

素因数の和:1378

約数の個数: 64

約数和(自身を含む): 333590400

約数和(自身を除く): 204241880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 659, 701, 1318, 1402, 2636, 2804, 3295, 3505, 4613, 4907, 5272, 5608, 6590, 7010, 9226, 9814, 13180, 14020, 18452, 19628, 23065, 24535, 26360, 28040, 36904, 39256, 46130, 49070, 92260, 98140, 184520, 196280, 461959, 923918, 1847836, 2309795, 3233713, 3695672, 4619590, 6467426, 9239180, 12934852, 16168565, 18478360, 25869704, 32337130, 64674260, 129348520]

約数ペア:

[(1, 129348520), (2, 64674260), (4, 32337130), (5, 25869704), (7, 18478360), (8, 16168565), (10, 12934852), (14, 9239180), (20, 6467426), (28, 4619590), (35, 3695672), (40, 3233713), (56, 2309795), (70, 1847836), (140, 923918), (280, 461959), (659, 196280), (701, 184520), (1318, 98140), (1402, 92260), (2636, 49070), (2804, 46130), (3295, 39256), (3505, 36904), (4613, 28040), (4907, 26360), (5272, 24535), (5608, 23065), (6590, 19628), (7010, 18452), (9226, 14020), (9814, 13180)]