67954400

素因数分解:

$2^5\times 5^2\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:684

約数の個数: 72

約数和(自身を含む): 167192424

約数和(自身を除く): 99238024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 173, 200, 346, 400, 491, 692, 800, 865, 982, 1384, 1730, 1964, 2455, 2768, 3460, 3928, 4325, 4910, 5536, 6920, 7856, 8650, 9820, 12275, 13840, 15712, 17300, 19640, 24550, 27680, 34600, 39280, 49100, 69200, 78560, 84943, 98200, 138400, 169886, 196400, 339772, 392800, 424715, 679544, 849430, 1359088, 1698860, 2123575, 2718176, 3397720, 4247150, 6795440, 8494300, 13590880, 16988600, 33977200, 67954400]

約数ペア:

[(1, 67954400), (2, 33977200), (4, 16988600), (5, 13590880), (8, 8494300), (10, 6795440), (16, 4247150), (20, 3397720), (25, 2718176), (32, 2123575), (40, 1698860), (50, 1359088), (80, 849430), (100, 679544), (160, 424715), (173, 392800), (200, 339772), (346, 196400), (400, 169886), (491, 138400), (692, 98200), (800, 84943), (865, 78560), (982, 69200), (1384, 49100), (1730, 39280), (1964, 34600), (2455, 27680), (2768, 24550), (3460, 19640), (3928, 17300), (4325, 15712), (4910, 13840), (5536, 12275), (6920, 9820), (7856, 8650)]