31559068880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1\times {\mathrm{12841}}^1$

素因数の和:13876

約数の個数: 80

約数和(自身を含む): 75824099328

約数和(自身を除く): 44265030448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 991, 1240, 1982, 2480, 3964, 4955, 7928, 9910, 12841, 15856, 19820, 25682, 30721, 39640, 51364, 61442, 64205, 79280, 102728, 122884, 128410, 153605, 205456, 245768, 256820, 307210, 398071, 491536, 513640, 614420, 796142, 1027280, 1228840, 1592284, 1990355, 2457680, 3184568, 3980710, 6369136, 7961420, 12725431, 15922840, 25450862, 31845680, 50901724, 63627155, 101803448, 127254310, 203606896, 254508620, 394488361, 509017240, 788976722, 1018034480, 1577953444, 1972441805, 3155906888, 3944883610, 6311813776, 7889767220, 15779534440, 31559068880]

約数ペア:

[(1, 31559068880), (2, 15779534440), (4, 7889767220), (5, 6311813776), (8, 3944883610), (10, 3155906888), (16, 1972441805), (20, 1577953444), (31, 1018034480), (40, 788976722), (62, 509017240), (80, 394488361), (124, 254508620), (155, 203606896), (248, 127254310), (310, 101803448), (496, 63627155), (620, 50901724), (991, 31845680), (1240, 25450862), (1982, 15922840), (2480, 12725431), (3964, 7961420), (4955, 6369136), (7928, 3980710), (9910, 3184568), (12841, 2457680), (15856, 1990355), (19820, 1592284), (25682, 1228840), (30721, 1027280), (39640, 796142), (51364, 614420), (61442, 513640), (64205, 491536), (79280, 398071), (102728, 307210), (122884, 256820), (128410, 245768), (153605, 205456)]