8172175856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 160

約数和(自身を含む): 18185502720

約数和(自身を除く): 10013326864

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 61, 62, 79, 104, 122, 124, 158, 208, 244, 248, 263, 316, 403, 488, 496, 526, 632, 793, 806, 976, 1027, 1052, 1264, 1586, 1612, 1891, 2054, 2104, 2449, 3172, 3224, 3419, 3782, 4108, 4208, 4819, 4898, 6344, 6448, 6838, 7564, 8153, 8216, 9638, 9796, 12688, 13676, 15128, 16043, 16306, 16432, 19276, 19592, 20777, 24583, 27352, 30256, 31837, 32086, 32612, 38552, 39184, 41554, 49166, 54704, 62647, 63674, 64172, 65224, 77104, 83108, 98332, 105989, 125294, 127348, 128344, 130448, 149389, 166216, 196664, 208559, 211978, 250588, 254696, 256688, 270101, 298778, 332432, 393328, 417118, 423956, 497333, 501176, 509392, 540202, 597556, 644087, 834236, 847912, 994666, 1002352, 1080404, 1195112, 1267397, 1288174, 1668472, 1695824, 1942057, 1989332, 2160808, 2390224, 2534794, 2576348, 3336944, 3884114, 3978664, 4321616, 5069588, 5152696, 6465329, 7768228, 7957328, 8373131, 10139176, 10305392, 12930658, 15536456, 16476161, 16746262, 20278352, 25861316, 31072912, 32952322, 33492524, 39289307, 51722632, 65904644, 66985048, 78578614, 103445264, 131809288, 133970096, 157157228, 263618576, 314314456, 510760991, 628628912, 1021521982, 2043043964, 4086087928, 8172175856]

約数ペア:

[(1, 8172175856), (2, 4086087928), (4, 2043043964), (8, 1021521982), (13, 628628912), (16, 510760991), (26, 314314456), (31, 263618576), (52, 157157228), (61, 133970096), (62, 131809288), (79, 103445264), (104, 78578614), (122, 66985048), (124, 65904644), (158, 51722632), (208, 39289307), (244, 33492524), (248, 32952322), (263, 31072912), (316, 25861316), (403, 20278352), (488, 16746262), (496, 16476161), (526, 15536456), (632, 12930658), (793, 10305392), (806, 10139176), (976, 8373131), (1027, 7957328), (1052, 7768228), (1264, 6465329), (1586, 5152696), (1612, 5069588), (1891, 4321616), (2054, 3978664), (2104, 3884114), (2449, 3336944), (3172, 2576348), (3224, 2534794), (3419, 2390224), (3782, 2160808), (4108, 1989332), (4208, 1942057), (4819, 1695824), (4898, 1668472), (6344, 1288174), (6448, 1267397), (6838, 1195112), (7564, 1080404), (8153, 1002352), (8216, 994666), (9638, 847912), (9796, 834236), (12688, 644087), (13676, 597556), (15128, 540202), (16043, 509392), (16306, 501176), (16432, 497333), (19276, 423956), (19592, 417118), (20777, 393328), (24583, 332432), (27352, 298778), (30256, 270101), (31837, 256688), (32086, 254696), (32612, 250588), (38552, 211978), (39184, 208559), (41554, 196664), (49166, 166216), (54704, 149389), (62647, 130448), (63674, 128344), (64172, 127348), (65224, 125294), (77104, 105989), (83108, 98332)]