71305480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5519}}^1$

素因数の和:5566

約数の個数: 64

約数和(自身を含む): 178848000

約数和(自身を除く): 107542520

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 5519, 6460, 11038, 12920, 22076, 27595, 44152, 55190, 93823, 104861, 110380, 187646, 209722, 220760, 375292, 419444, 469115, 524305, 750584, 838888, 938230, 1048610, 1782637, 1876460, 2097220, 3565274, 3752920, 4194440, 7130548, 8913185, 14261096, 17826370, 35652740, 71305480]

約数ペア:

[(1, 71305480), (2, 35652740), (4, 17826370), (5, 14261096), (8, 8913185), (10, 7130548), (17, 4194440), (19, 3752920), (20, 3565274), (34, 2097220), (38, 1876460), (40, 1782637), (68, 1048610), (76, 938230), (85, 838888), (95, 750584), (136, 524305), (152, 469115), (170, 419444), (190, 375292), (323, 220760), (340, 209722), (380, 187646), (646, 110380), (680, 104861), (760, 93823), (1292, 55190), (1615, 44152), (2584, 27595), (3230, 22076), (5519, 12920), (6460, 11038)]