70961800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:600

約数の個数: 144

約数和(自身を含む): 207057060

約数和(自身を除く): 136095260

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 91, 98, 100, 104, 130, 140, 175, 182, 196, 200, 245, 260, 280, 325, 350, 364, 392, 455, 490, 520, 557, 637, 650, 700, 728, 910, 980, 1114, 1225, 1274, 1300, 1400, 1820, 1960, 2228, 2275, 2450, 2548, 2600, 2785, 3185, 3640, 3899, 4456, 4550, 4900, 5096, 5570, 6370, 7241, 7798, 9100, 9800, 11140, 12740, 13925, 14482, 15596, 15925, 18200, 19495, 22280, 25480, 27293, 27850, 28964, 31192, 31850, 36205, 38990, 50687, 54586, 55700, 57928, 63700, 72410, 77980, 97475, 101374, 109172, 111400, 127400, 136465, 144820, 155960, 181025, 194950, 202748, 218344, 253435, 272930, 289640, 354809, 362050, 389900, 405496, 506870, 545860, 682325, 709618, 724100, 779800, 1013740, 1091720, 1267175, 1364650, 1419236, 1448200, 1774045, 2027480, 2534350, 2729300, 2838472, 3548090, 5068700, 5458600, 7096180, 8870225, 10137400, 14192360, 17740450, 35480900, 70961800]

約数ペア:

[(1, 70961800), (2, 35480900), (4, 17740450), (5, 14192360), (7, 10137400), (8, 8870225), (10, 7096180), (13, 5458600), (14, 5068700), (20, 3548090), (25, 2838472), (26, 2729300), (28, 2534350), (35, 2027480), (40, 1774045), (49, 1448200), (50, 1419236), (52, 1364650), (56, 1267175), (65, 1091720), (70, 1013740), (91, 779800), (98, 724100), (100, 709618), (104, 682325), (130, 545860), (140, 506870), (175, 405496), (182, 389900), (196, 362050), (200, 354809), (245, 289640), (260, 272930), (280, 253435), (325, 218344), (350, 202748), (364, 194950), (392, 181025), (455, 155960), (490, 144820), (520, 136465), (557, 127400), (637, 111400), (650, 109172), (700, 101374), (728, 97475), (910, 77980), (980, 72410), (1114, 63700), (1225, 57928), (1274, 55700), (1300, 54586), (1400, 50687), (1820, 38990), (1960, 36205), (2228, 31850), (2275, 31192), (2450, 28964), (2548, 27850), (2600, 27293), (2785, 25480), (3185, 22280), (3640, 19495), (3899, 18200), (4456, 15925), (4550, 15596), (4900, 14482), (5096, 13925), (5570, 12740), (6370, 11140), (7241, 9800), (7798, 9100)]