80435775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{439}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 152768000

約数和(自身を除く): 72332225

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 349, 439, 525, 1047, 1317, 1745, 2195, 2443, 3073, 5235, 6585, 7329, 8725, 9219, 10975, 12215, 15365, 26175, 32925, 36645, 46095, 61075, 76825, 153211, 183225, 230475, 459633, 766055, 1072477, 2298165, 3217431, 3830275, 5362385, 11490825, 16087155, 26811925, 80435775]

約数ペア:

[(1, 80435775), (3, 26811925), (5, 16087155), (7, 11490825), (15, 5362385), (21, 3830275), (25, 3217431), (35, 2298165), (75, 1072477), (105, 766055), (175, 459633), (349, 230475), (439, 183225), (525, 153211), (1047, 76825), (1317, 61075), (1745, 46095), (2195, 36645), (2443, 32925), (3073, 26175), (5235, 15365), (6585, 12215), (7329, 10975), (8725, 9219)]