81533200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:849

約数の個数: 120

約数和(自身を含む): 230209472

約数和(自身を除く): 148676272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 80, 100, 112, 140, 148, 175, 185, 200, 259, 280, 296, 350, 370, 400, 518, 560, 592, 700, 740, 787, 925, 1036, 1295, 1400, 1480, 1574, 1850, 2072, 2590, 2800, 2960, 3148, 3700, 3935, 4144, 5180, 5509, 6296, 6475, 7400, 7870, 10360, 11018, 12592, 12950, 14800, 15740, 19675, 20720, 22036, 25900, 27545, 29119, 31480, 39350, 44072, 51800, 55090, 58238, 62960, 78700, 88144, 103600, 110180, 116476, 137725, 145595, 157400, 203833, 220360, 232952, 275450, 291190, 314800, 407666, 440720, 465904, 550900, 582380, 727975, 815332, 1019165, 1101800, 1164760, 1455950, 1630664, 2038330, 2203600, 2329520, 2911900, 3261328, 4076660, 5095825, 5823800, 8153320, 10191650, 11647600, 16306640, 20383300, 40766600, 81533200]

約数ペア:

[(1, 81533200), (2, 40766600), (4, 20383300), (5, 16306640), (7, 11647600), (8, 10191650), (10, 8153320), (14, 5823800), (16, 5095825), (20, 4076660), (25, 3261328), (28, 2911900), (35, 2329520), (37, 2203600), (40, 2038330), (50, 1630664), (56, 1455950), (70, 1164760), (74, 1101800), (80, 1019165), (100, 815332), (112, 727975), (140, 582380), (148, 550900), (175, 465904), (185, 440720), (200, 407666), (259, 314800), (280, 291190), (296, 275450), (350, 232952), (370, 220360), (400, 203833), (518, 157400), (560, 145595), (592, 137725), (700, 116476), (740, 110180), (787, 103600), (925, 88144), (1036, 78700), (1295, 62960), (1400, 58238), (1480, 55090), (1574, 51800), (1850, 44072), (2072, 39350), (2590, 31480), (2800, 29119), (2960, 27545), (3148, 25900), (3700, 22036), (3935, 20720), (4144, 19675), (5180, 15740), (5509, 14800), (6296, 12950), (6475, 12592), (7400, 11018), (7870, 10360)]