66771760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3299}}^1$

素因数の和:3346

約数の個数: 80

約数和(自身を含む): 176774400

約数和(自身を除く): 110002640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 3299, 4048, 5060, 6598, 10120, 13196, 16495, 20240, 26392, 32990, 36289, 52784, 65980, 72578, 75877, 131960, 145156, 151754, 181445, 263920, 290312, 303508, 362890, 379385, 580624, 607016, 725780, 758770, 834647, 1214032, 1451560, 1517540, 1669294, 2903120, 3035080, 3338588, 4173235, 6070160, 6677176, 8346470, 13354352, 16692940, 33385880, 66771760]

約数ペア:

[(1, 66771760), (2, 33385880), (4, 16692940), (5, 13354352), (8, 8346470), (10, 6677176), (11, 6070160), (16, 4173235), (20, 3338588), (22, 3035080), (23, 2903120), (40, 1669294), (44, 1517540), (46, 1451560), (55, 1214032), (80, 834647), (88, 758770), (92, 725780), (110, 607016), (115, 580624), (176, 379385), (184, 362890), (220, 303508), (230, 290312), (253, 263920), (368, 181445), (440, 151754), (460, 145156), (506, 131960), (880, 75877), (920, 72578), (1012, 65980), (1265, 52784), (1840, 36289), (2024, 32990), (2530, 26392), (3299, 20240), (4048, 16495), (5060, 13196), (6598, 10120)]