85210400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 144

約数和(自身を含む): 237359808

約数和(自身を除く): 152149408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 80, 88, 92, 100, 110, 115, 160, 176, 184, 200, 220, 230, 253, 275, 352, 368, 400, 421, 440, 460, 506, 550, 575, 736, 800, 842, 880, 920, 1012, 1100, 1150, 1265, 1684, 1760, 1840, 2024, 2105, 2200, 2300, 2530, 3368, 3680, 4048, 4210, 4400, 4600, 4631, 5060, 6325, 6736, 8096, 8420, 8800, 9200, 9262, 9683, 10120, 10525, 12650, 13472, 16840, 18400, 18524, 19366, 20240, 21050, 23155, 25300, 33680, 37048, 38732, 40480, 42100, 46310, 48415, 50600, 67360, 74096, 77464, 84200, 92620, 96830, 101200, 106513, 115775, 148192, 154928, 168400, 185240, 193660, 202400, 213026, 231550, 242075, 309856, 336800, 370480, 387320, 426052, 463100, 484150, 532565, 740960, 774640, 852104, 926200, 968300, 1065130, 1549280, 1704208, 1852400, 1936600, 2130260, 2662825, 3408416, 3704800, 3873200, 4260520, 5325650, 7746400, 8521040, 10651300, 17042080, 21302600, 42605200, 85210400]

約数ペア:

[(1, 85210400), (2, 42605200), (4, 21302600), (5, 17042080), (8, 10651300), (10, 8521040), (11, 7746400), (16, 5325650), (20, 4260520), (22, 3873200), (23, 3704800), (25, 3408416), (32, 2662825), (40, 2130260), (44, 1936600), (46, 1852400), (50, 1704208), (55, 1549280), (80, 1065130), (88, 968300), (92, 926200), (100, 852104), (110, 774640), (115, 740960), (160, 532565), (176, 484150), (184, 463100), (200, 426052), (220, 387320), (230, 370480), (253, 336800), (275, 309856), (352, 242075), (368, 231550), (400, 213026), (421, 202400), (440, 193660), (460, 185240), (506, 168400), (550, 154928), (575, 148192), (736, 115775), (800, 106513), (842, 101200), (880, 96830), (920, 92620), (1012, 84200), (1100, 77464), (1150, 74096), (1265, 67360), (1684, 50600), (1760, 48415), (1840, 46310), (2024, 42100), (2105, 40480), (2200, 38732), (2300, 37048), (2530, 33680), (3368, 25300), (3680, 23155), (4048, 21050), (4210, 20240), (4400, 19366), (4600, 18524), (4631, 18400), (5060, 16840), (6325, 13472), (6736, 12650), (8096, 10525), (8420, 10120), (8800, 9683), (9200, 9262)]