131007100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 350602560

約数和(自身を除く): 219595460

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 101, 109, 119, 140, 170, 175, 202, 218, 238, 340, 350, 404, 425, 436, 476, 505, 545, 595, 700, 707, 763, 850, 1010, 1090, 1190, 1414, 1526, 1700, 1717, 1853, 2020, 2180, 2380, 2525, 2725, 2828, 2975, 3052, 3434, 3535, 3706, 3815, 5050, 5450, 5950, 6868, 7070, 7412, 7630, 8585, 9265, 10100, 10900, 11009, 11900, 12019, 12971, 14140, 15260, 17170, 17675, 18530, 19075, 22018, 24038, 25942, 34340, 35350, 37060, 38150, 42925, 44036, 46325, 48076, 51884, 55045, 60095, 64855, 70700, 76300, 77063, 85850, 92650, 110090, 120190, 129710, 154126, 171700, 185300, 187153, 220180, 240380, 259420, 275225, 300475, 308252, 324275, 374306, 385315, 550450, 600950, 648550, 748612, 770630, 935765, 1100900, 1201900, 1297100, 1310071, 1541260, 1871530, 1926575, 2620142, 3743060, 3853150, 4678825, 5240284, 6550355, 7706300, 9357650, 13100710, 18715300, 26201420, 32751775, 65503550, 131007100]

約数ペア:

[(1, 131007100), (2, 65503550), (4, 32751775), (5, 26201420), (7, 18715300), (10, 13100710), (14, 9357650), (17, 7706300), (20, 6550355), (25, 5240284), (28, 4678825), (34, 3853150), (35, 3743060), (50, 2620142), (68, 1926575), (70, 1871530), (85, 1541260), (100, 1310071), (101, 1297100), (109, 1201900), (119, 1100900), (140, 935765), (170, 770630), (175, 748612), (202, 648550), (218, 600950), (238, 550450), (340, 385315), (350, 374306), (404, 324275), (425, 308252), (436, 300475), (476, 275225), (505, 259420), (545, 240380), (595, 220180), (700, 187153), (707, 185300), (763, 171700), (850, 154126), (1010, 129710), (1090, 120190), (1190, 110090), (1414, 92650), (1526, 85850), (1700, 77063), (1717, 76300), (1853, 70700), (2020, 64855), (2180, 60095), (2380, 55045), (2525, 51884), (2725, 48076), (2828, 46325), (2975, 44036), (3052, 42925), (3434, 38150), (3535, 37060), (3706, 35350), (3815, 34340), (5050, 25942), (5450, 24038), (5950, 22018), (6868, 19075), (7070, 18530), (7412, 17675), (7630, 17170), (8585, 15260), (9265, 14140), (10100, 12971), (10900, 12019), (11009, 11900)]