79545400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 215220600

約数和(自身を除く): 135675200

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 88, 95, 100, 110, 121, 152, 173, 190, 200, 209, 220, 242, 275, 346, 380, 418, 440, 475, 484, 550, 605, 692, 760, 836, 865, 950, 968, 1045, 1100, 1210, 1384, 1672, 1730, 1900, 1903, 2090, 2200, 2299, 2420, 3025, 3287, 3460, 3800, 3806, 4180, 4325, 4598, 4840, 5225, 6050, 6574, 6920, 7612, 8360, 8650, 9196, 9515, 10450, 11495, 12100, 13148, 15224, 16435, 17300, 18392, 19030, 20900, 20933, 22990, 24200, 26296, 32870, 34600, 36157, 38060, 41800, 41866, 45980, 47575, 57475, 65740, 72314, 76120, 82175, 83732, 91960, 95150, 104665, 114950, 131480, 144628, 164350, 167464, 180785, 190300, 209330, 229900, 289256, 328700, 361570, 380600, 397727, 418660, 459800, 523325, 657400, 723140, 795454, 837320, 903925, 1046650, 1446280, 1590908, 1807850, 1988635, 2093300, 3181816, 3615700, 3977270, 4186600, 7231400, 7954540, 9943175, 15909080, 19886350, 39772700, 79545400]

約数ペア:

[(1, 79545400), (2, 39772700), (4, 19886350), (5, 15909080), (8, 9943175), (10, 7954540), (11, 7231400), (19, 4186600), (20, 3977270), (22, 3615700), (25, 3181816), (38, 2093300), (40, 1988635), (44, 1807850), (50, 1590908), (55, 1446280), (76, 1046650), (88, 903925), (95, 837320), (100, 795454), (110, 723140), (121, 657400), (152, 523325), (173, 459800), (190, 418660), (200, 397727), (209, 380600), (220, 361570), (242, 328700), (275, 289256), (346, 229900), (380, 209330), (418, 190300), (440, 180785), (475, 167464), (484, 164350), (550, 144628), (605, 131480), (692, 114950), (760, 104665), (836, 95150), (865, 91960), (950, 83732), (968, 82175), (1045, 76120), (1100, 72314), (1210, 65740), (1384, 57475), (1672, 47575), (1730, 45980), (1900, 41866), (1903, 41800), (2090, 38060), (2200, 36157), (2299, 34600), (2420, 32870), (3025, 26296), (3287, 24200), (3460, 22990), (3800, 20933), (3806, 20900), (4180, 19030), (4325, 18392), (4598, 17300), (4840, 16435), (5225, 15224), (6050, 13148), (6574, 12100), (6920, 11495), (7612, 10450), (8360, 9515), (8650, 9196)]