87675280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 260840448

約数和(自身を除く): 173165168

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 80, 86, 88, 110, 112, 140, 154, 172, 176, 215, 220, 280, 301, 308, 331, 344, 385, 430, 440, 473, 560, 602, 616, 662, 688, 770, 860, 880, 946, 1204, 1232, 1324, 1505, 1540, 1655, 1720, 1892, 2317, 2365, 2408, 2648, 3010, 3080, 3310, 3311, 3440, 3641, 3784, 4634, 4730, 4816, 5296, 6020, 6160, 6620, 6622, 7282, 7568, 9268, 9460, 11585, 12040, 13240, 13244, 14233, 14564, 16555, 18205, 18536, 18920, 23170, 24080, 25487, 26480, 26488, 28466, 29128, 33110, 36410, 37072, 37840, 46340, 50974, 52976, 56932, 58256, 66220, 71165, 72820, 92680, 99631, 101948, 113864, 127435, 132440, 142330, 145640, 156563, 185360, 199262, 203896, 227728, 254870, 264880, 284660, 291280, 313126, 398524, 407792, 498155, 509740, 569320, 626252, 782815, 797048, 996310, 1019480, 1095941, 1138640, 1252504, 1565630, 1594096, 1992620, 2038960, 2191882, 2505008, 3131260, 3985240, 4383764, 5479705, 6262520, 7970480, 8767528, 10959410, 12525040, 17535056, 21918820, 43837640, 87675280]

約数ペア:

[(1, 87675280), (2, 43837640), (4, 21918820), (5, 17535056), (7, 12525040), (8, 10959410), (10, 8767528), (11, 7970480), (14, 6262520), (16, 5479705), (20, 4383764), (22, 3985240), (28, 3131260), (35, 2505008), (40, 2191882), (43, 2038960), (44, 1992620), (55, 1594096), (56, 1565630), (70, 1252504), (77, 1138640), (80, 1095941), (86, 1019480), (88, 996310), (110, 797048), (112, 782815), (140, 626252), (154, 569320), (172, 509740), (176, 498155), (215, 407792), (220, 398524), (280, 313126), (301, 291280), (308, 284660), (331, 264880), (344, 254870), (385, 227728), (430, 203896), (440, 199262), (473, 185360), (560, 156563), (602, 145640), (616, 142330), (662, 132440), (688, 127435), (770, 113864), (860, 101948), (880, 99631), (946, 92680), (1204, 72820), (1232, 71165), (1324, 66220), (1505, 58256), (1540, 56932), (1655, 52976), (1720, 50974), (1892, 46340), (2317, 37840), (2365, 37072), (2408, 36410), (2648, 33110), (3010, 29128), (3080, 28466), (3310, 26488), (3311, 26480), (3440, 25487), (3641, 24080), (3784, 23170), (4634, 18920), (4730, 18536), (4816, 18205), (5296, 16555), (6020, 14564), (6160, 14233), (6620, 13244), (6622, 13240), (7282, 12040), (7568, 11585), (9268, 9460)]