131791400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 333025560

約数和(自身を除く): 201234160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 173, 200, 260, 293, 325, 346, 520, 586, 650, 692, 865, 1172, 1300, 1384, 1465, 1730, 2249, 2344, 2600, 2930, 3460, 3809, 4325, 4498, 5860, 6920, 7325, 7618, 8650, 8996, 11245, 11720, 14650, 15236, 17300, 17992, 19045, 22490, 29300, 30472, 34600, 38090, 44980, 50689, 56225, 58600, 76180, 89960, 95225, 101378, 112450, 152360, 190450, 202756, 224900, 253445, 380900, 405512, 449800, 506890, 658957, 761800, 1013780, 1267225, 1317914, 2027560, 2534450, 2635828, 3294785, 5068900, 5271656, 6589570, 10137800, 13179140, 16473925, 26358280, 32947850, 65895700, 131791400]

約数ペア:

[(1, 131791400), (2, 65895700), (4, 32947850), (5, 26358280), (8, 16473925), (10, 13179140), (13, 10137800), (20, 6589570), (25, 5271656), (26, 5068900), (40, 3294785), (50, 2635828), (52, 2534450), (65, 2027560), (100, 1317914), (104, 1267225), (130, 1013780), (173, 761800), (200, 658957), (260, 506890), (293, 449800), (325, 405512), (346, 380900), (520, 253445), (586, 224900), (650, 202756), (692, 190450), (865, 152360), (1172, 112450), (1300, 101378), (1384, 95225), (1465, 89960), (1730, 76180), (2249, 58600), (2344, 56225), (2600, 50689), (2930, 44980), (3460, 38090), (3809, 34600), (4325, 30472), (4498, 29300), (5860, 22490), (6920, 19045), (7325, 17992), (7618, 17300), (8650, 15236), (8996, 14650), (11245, 11720)]