85031920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1322

約数の個数: 80

約数和(自身を含む): 212040000

約数和(自身を除く): 127008080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 368, 370, 460, 592, 740, 851, 920, 1249, 1480, 1702, 1840, 2498, 2960, 3404, 4255, 4996, 6245, 6808, 8510, 9992, 12490, 13616, 17020, 19984, 24980, 28727, 34040, 46213, 49960, 57454, 68080, 92426, 99920, 114908, 143635, 184852, 229816, 231065, 287270, 369704, 459632, 462130, 574540, 739408, 924260, 1062899, 1149080, 1848520, 2125798, 2298160, 3697040, 4251596, 5314495, 8503192, 10628990, 17006384, 21257980, 42515960, 85031920]

約数ペア:

[(1, 85031920), (2, 42515960), (4, 21257980), (5, 17006384), (8, 10628990), (10, 8503192), (16, 5314495), (20, 4251596), (23, 3697040), (37, 2298160), (40, 2125798), (46, 1848520), (74, 1149080), (80, 1062899), (92, 924260), (115, 739408), (148, 574540), (184, 462130), (185, 459632), (230, 369704), (296, 287270), (368, 231065), (370, 229816), (460, 184852), (592, 143635), (740, 114908), (851, 99920), (920, 92426), (1249, 68080), (1480, 57454), (1702, 49960), (1840, 46213), (2498, 34040), (2960, 28727), (3404, 24980), (4255, 19984), (4996, 17020), (6245, 13616), (6808, 12490), (8510, 9992)]