77117456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{743}}^1$

素因数の和:1263

約数の個数: 40

約数和(自身を含む): 161448000

約数和(自身を除く): 84330544

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 499, 743, 998, 1486, 1996, 2972, 3992, 5944, 6487, 7984, 9659, 11888, 12974, 19318, 25948, 38636, 51896, 77272, 103792, 154544, 370757, 741514, 1483028, 2966056, 4819841, 5932112, 9639682, 19279364, 38558728, 77117456]

約数ペア:

[(1, 77117456), (2, 38558728), (4, 19279364), (8, 9639682), (13, 5932112), (16, 4819841), (26, 2966056), (52, 1483028), (104, 741514), (208, 370757), (499, 154544), (743, 103792), (998, 77272), (1486, 51896), (1996, 38636), (2972, 25948), (3992, 19318), (5944, 12974), (6487, 11888), (7984, 9659)]