16748102680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:713

約数の個数: 128

約数和(自身を含む): 39118464000

約数和(自身を除く): 22370361320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 167, 172, 199, 215, 293, 334, 344, 398, 430, 586, 668, 796, 835, 860, 995, 1172, 1336, 1465, 1592, 1670, 1720, 1990, 2344, 2930, 3340, 3980, 5860, 6680, 7181, 7960, 8557, 11720, 12599, 14362, 17114, 25198, 28724, 33233, 34228, 35905, 42785, 48931, 50396, 57448, 58307, 62995, 66466, 68456, 71810, 85570, 97862, 100792, 116614, 125990, 132932, 143620, 166165, 171140, 195724, 233228, 244655, 251980, 265864, 287240, 291535, 332330, 342280, 391448, 466456, 489310, 503960, 583070, 664660, 978620, 1166140, 1329320, 1429019, 1957240, 2104033, 2332280, 2507201, 2858038, 4208066, 5014402, 5716076, 7145095, 8416132, 9737269, 10028804, 10520165, 11432152, 12536005, 14290190, 16832264, 19474538, 20057608, 21040330, 25072010, 28580380, 38949076, 42080660, 48686345, 50144020, 57160760, 77898152, 84161320, 97372690, 100288040, 194745380, 389490760, 418702567, 837405134, 1674810268, 2093512835, 3349620536, 4187025670, 8374051340, 16748102680]

約数ペア:

[(1, 16748102680), (2, 8374051340), (4, 4187025670), (5, 3349620536), (8, 2093512835), (10, 1674810268), (20, 837405134), (40, 418702567), (43, 389490760), (86, 194745380), (167, 100288040), (172, 97372690), (199, 84161320), (215, 77898152), (293, 57160760), (334, 50144020), (344, 48686345), (398, 42080660), (430, 38949076), (586, 28580380), (668, 25072010), (796, 21040330), (835, 20057608), (860, 19474538), (995, 16832264), (1172, 14290190), (1336, 12536005), (1465, 11432152), (1592, 10520165), (1670, 10028804), (1720, 9737269), (1990, 8416132), (2344, 7145095), (2930, 5716076), (3340, 5014402), (3980, 4208066), (5860, 2858038), (6680, 2507201), (7181, 2332280), (7960, 2104033), (8557, 1957240), (11720, 1429019), (12599, 1329320), (14362, 1166140), (17114, 978620), (25198, 664660), (28724, 583070), (33233, 503960), (34228, 489310), (35905, 466456), (42785, 391448), (48931, 342280), (50396, 332330), (57448, 291535), (58307, 287240), (62995, 265864), (66466, 251980), (68456, 244655), (71810, 233228), (85570, 195724), (97862, 171140), (100792, 166165), (116614, 143620), (125990, 132932)]