40809475

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10139}}^1$

素因数の和:10179

約数の個数: 24

約数和(自身を含む): 60353280

約数和(自身を除く): 19543805

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 10139, 50695, 70973, 233197, 253475, 354865, 1165985, 1632379, 1774325, 5829925, 8161895, 40809475]

約数ペア:

[(1, 40809475), (5, 8161895), (7, 5829925), (23, 1774325), (25, 1632379), (35, 1165985), (115, 354865), (161, 253475), (175, 233197), (575, 70973), (805, 50695), (4025, 10139)]