82873136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 177592800

約数和(自身を除く): 94719664

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 61, 76, 82, 109, 122, 152, 164, 218, 244, 304, 328, 436, 488, 656, 779, 872, 976, 1159, 1558, 1744, 2071, 2318, 2501, 3116, 4142, 4469, 4636, 5002, 6232, 6649, 8284, 8938, 9272, 10004, 12464, 13298, 16568, 17876, 18544, 20008, 26596, 33136, 35752, 40016, 47519, 53192, 71504, 84911, 95038, 106384, 126331, 169822, 190076, 252662, 272609, 339644, 380152, 505324, 545218, 679288, 760304, 1010648, 1090436, 1358576, 2021296, 2180872, 4361744, 5179571, 10359142, 20718284, 41436568, 82873136]

約数ペア:

[(1, 82873136), (2, 41436568), (4, 20718284), (8, 10359142), (16, 5179571), (19, 4361744), (38, 2180872), (41, 2021296), (61, 1358576), (76, 1090436), (82, 1010648), (109, 760304), (122, 679288), (152, 545218), (164, 505324), (218, 380152), (244, 339644), (304, 272609), (328, 252662), (436, 190076), (488, 169822), (656, 126331), (779, 106384), (872, 95038), (976, 84911), (1159, 71504), (1558, 53192), (1744, 47519), (2071, 40016), (2318, 35752), (2501, 33136), (3116, 26596), (4142, 20008), (4469, 18544), (4636, 17876), (5002, 16568), (6232, 13298), (6649, 12464), (8284, 10004), (8938, 9272)]