42300520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25793}}^1$

素因数の和:25845

約数の個数: 32

約数和(自身を含む): 97501320

約数和(自身を除く): 55200800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 25793, 51586, 103172, 128965, 206344, 257930, 515860, 1031720, 1057513, 2115026, 4230052, 5287565, 8460104, 10575130, 21150260, 42300520]

約数ペア:

[(1, 42300520), (2, 21150260), (4, 10575130), (5, 8460104), (8, 5287565), (10, 4230052), (20, 2115026), (40, 1057513), (41, 1031720), (82, 515860), (164, 257930), (205, 206344), (328, 128965), (410, 103172), (820, 51586), (1640, 25793)]