16360425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 31917600

約数和(自身を除く): 15557175

約数列:

[1, 3, 5, 9, 15, 19, 25, 43, 45, 57, 75, 89, 95, 129, 171, 215, 225, 267, 285, 387, 445, 475, 645, 801, 817, 855, 1075, 1335, 1425, 1691, 1935, 2225, 2451, 3225, 3827, 4005, 4085, 4275, 5073, 6675, 7353, 8455, 9675, 11481, 12255, 15219, 19135, 20025, 20425, 25365, 34443, 36765, 42275, 57405, 61275, 72713, 76095, 95675, 126825, 172215, 183825, 218139, 287025, 363565, 380475, 654417, 861075, 1090695, 1817825, 3272085, 5453475, 16360425]

約数ペア:

[(1, 16360425), (3, 5453475), (5, 3272085), (9, 1817825), (15, 1090695), (19, 861075), (25, 654417), (43, 380475), (45, 363565), (57, 287025), (75, 218139), (89, 183825), (95, 172215), (129, 126825), (171, 95675), (215, 76095), (225, 72713), (267, 61275), (285, 57405), (387, 42275), (445, 36765), (475, 34443), (645, 25365), (801, 20425), (817, 20025), (855, 19135), (1075, 15219), (1335, 12255), (1425, 11481), (1691, 9675), (1935, 8455), (2225, 7353), (2451, 6675), (3225, 5073), (3827, 4275), (4005, 4085)]