28077400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10799}}^1$

素因数の和:10828

約数の個数: 48

約数和(自身を含む): 70308000

約数和(自身を除く): 42230600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 10799, 21598, 43196, 53995, 86392, 107990, 140387, 215980, 269975, 280774, 431960, 539950, 561548, 701935, 1079900, 1123096, 1403870, 2159800, 2807740, 3509675, 5615480, 7019350, 14038700, 28077400]

約数ペア:

[(1, 28077400), (2, 14038700), (4, 7019350), (5, 5615480), (8, 3509675), (10, 2807740), (13, 2159800), (20, 1403870), (25, 1123096), (26, 1079900), (40, 701935), (50, 561548), (52, 539950), (65, 431960), (100, 280774), (104, 269975), (130, 215980), (200, 140387), (260, 107990), (325, 86392), (520, 53995), (650, 43196), (1300, 21598), (2600, 10799)]