499225610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{12269}}^1$

素因数の和:12602

約数の個数: 32

約数和(自身を含む): 970900560

約数和(自身を除く): 471674950

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 313, 626, 1565, 3130, 4069, 8138, 12269, 20345, 24538, 40690, 61345, 122690, 159497, 318994, 797485, 1594970, 3840197, 7680394, 19200985, 38401970, 49922561, 99845122, 249612805, 499225610]

約数ペア:

[(1, 499225610), (2, 249612805), (5, 99845122), (10, 49922561), (13, 38401970), (26, 19200985), (65, 7680394), (130, 3840197), (313, 1594970), (626, 797485), (1565, 318994), (3130, 159497), (4069, 122690), (8138, 61345), (12269, 40690), (20345, 24538)]