65439895

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 86546880

約数和(自身を除く): 21106985

約数列:

[1, 5, 19, 41, 53, 95, 205, 265, 317, 779, 1007, 1585, 2173, 3895, 5035, 6023, 10865, 12997, 16801, 30115, 41287, 64985, 84005, 206435, 246943, 319219, 688841, 1234715, 1596095, 3444205, 13087979, 65439895]

約数ペア:

[(1, 65439895), (5, 13087979), (19, 3444205), (41, 1596095), (53, 1234715), (95, 688841), (205, 319219), (265, 246943), (317, 206435), (779, 84005), (1007, 64985), (1585, 41287), (2173, 30115), (3895, 16801), (5035, 12997), (6023, 10865)]