78662896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{743}}^1$

素因数の和:1273

約数の個数: 40

約数和(自身を含む): 164676960

約数和(自身を除く): 86014064

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 509, 743, 1018, 1486, 2036, 2972, 4072, 5944, 6617, 8144, 9659, 11888, 13234, 19318, 26468, 38636, 52936, 77272, 105872, 154544, 378187, 756374, 1512748, 3025496, 4916431, 6050992, 9832862, 19665724, 39331448, 78662896]

約数ペア:

[(1, 78662896), (2, 39331448), (4, 19665724), (8, 9832862), (13, 6050992), (16, 4916431), (26, 3025496), (52, 1512748), (104, 756374), (208, 378187), (509, 154544), (743, 105872), (1018, 77272), (1486, 52936), (2036, 38636), (2972, 26468), (4072, 19318), (5944, 13234), (6617, 11888), (8144, 9659)]