79807700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4957}}^1$

素因数の和:5001

約数の個数: 72

約数和(自身を含む): 206570112

約数和(自身を除く): 126762412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 4957, 8050, 9914, 16100, 19828, 24785, 34699, 49570, 69398, 99140, 114011, 123925, 138796, 173495, 228022, 247850, 346990, 456044, 495700, 570055, 693980, 798077, 867475, 1140110, 1596154, 1734950, 2280220, 2850275, 3192308, 3469900, 3990385, 5700550, 7980770, 11401100, 15961540, 19951925, 39903850, 79807700]

約数ペア:

[(1, 79807700), (2, 39903850), (4, 19951925), (5, 15961540), (7, 11401100), (10, 7980770), (14, 5700550), (20, 3990385), (23, 3469900), (25, 3192308), (28, 2850275), (35, 2280220), (46, 1734950), (50, 1596154), (70, 1140110), (92, 867475), (100, 798077), (115, 693980), (140, 570055), (161, 495700), (175, 456044), (230, 346990), (322, 247850), (350, 228022), (460, 173495), (575, 138796), (644, 123925), (700, 114011), (805, 99140), (1150, 69398), (1610, 49570), (2300, 34699), (3220, 24785), (4025, 19828), (4957, 16100), (8050, 9914)]