16881800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 43538880

約数和(自身を除く): 26657080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 43, 50, 52, 65, 86, 100, 104, 130, 151, 172, 200, 215, 260, 302, 325, 344, 430, 520, 559, 604, 650, 755, 860, 1075, 1118, 1208, 1300, 1510, 1720, 1963, 2150, 2236, 2600, 2795, 3020, 3775, 3926, 4300, 4472, 5590, 6040, 6493, 7550, 7852, 8600, 9815, 11180, 12986, 13975, 15100, 15704, 19630, 22360, 25972, 27950, 30200, 32465, 39260, 49075, 51944, 55900, 64930, 78520, 84409, 98150, 111800, 129860, 162325, 168818, 196300, 259720, 324650, 337636, 392600, 422045, 649300, 675272, 844090, 1298600, 1688180, 2110225, 3376360, 4220450, 8440900, 16881800]

約数ペア:

[(1, 16881800), (2, 8440900), (4, 4220450), (5, 3376360), (8, 2110225), (10, 1688180), (13, 1298600), (20, 844090), (25, 675272), (26, 649300), (40, 422045), (43, 392600), (50, 337636), (52, 324650), (65, 259720), (86, 196300), (100, 168818), (104, 162325), (130, 129860), (151, 111800), (172, 98150), (200, 84409), (215, 78520), (260, 64930), (302, 55900), (325, 51944), (344, 49075), (430, 39260), (520, 32465), (559, 30200), (604, 27950), (650, 25972), (755, 22360), (860, 19630), (1075, 15704), (1118, 15100), (1208, 13975), (1300, 12986), (1510, 11180), (1720, 9815), (1963, 8600), (2150, 7852), (2236, 7550), (2600, 6493), (2795, 6040), (3020, 5590), (3775, 4472), (3926, 4300)]