66699970

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{397}}^1$

素因数の和:774

約数の個数: 32

約数和(自身を含む): 123020208

約数和(自身を除く): 56320238

約数列:

[1, 2, 5, 10, 53, 106, 265, 317, 397, 530, 634, 794, 1585, 1985, 3170, 3970, 16801, 21041, 33602, 42082, 84005, 105205, 125849, 168010, 210410, 251698, 629245, 1258490, 6669997, 13339994, 33349985, 66699970]

約数ペア:

[(1, 66699970), (2, 33349985), (5, 13339994), (10, 6669997), (53, 1258490), (106, 629245), (265, 251698), (317, 210410), (397, 168010), (530, 125849), (634, 105205), (794, 84005), (1585, 42082), (1985, 33602), (3170, 21041), (3970, 16801)]