26959280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 68058144

約数和(自身を除く): 41098864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 461, 680, 688, 731, 860, 922, 1360, 1462, 1720, 1844, 2305, 2924, 3440, 3655, 3688, 4610, 5848, 7310, 7376, 7837, 9220, 11696, 14620, 15674, 18440, 19823, 29240, 31348, 36880, 39185, 39646, 58480, 62696, 78370, 79292, 99115, 125392, 156740, 158584, 198230, 313480, 317168, 336991, 396460, 626960, 673982, 792920, 1347964, 1585840, 1684955, 2695928, 3369910, 5391856, 6739820, 13479640, 26959280]

約数ペア:

[(1, 26959280), (2, 13479640), (4, 6739820), (5, 5391856), (8, 3369910), (10, 2695928), (16, 1684955), (17, 1585840), (20, 1347964), (34, 792920), (40, 673982), (43, 626960), (68, 396460), (80, 336991), (85, 317168), (86, 313480), (136, 198230), (170, 158584), (172, 156740), (215, 125392), (272, 99115), (340, 79292), (344, 78370), (430, 62696), (461, 58480), (680, 39646), (688, 39185), (731, 36880), (860, 31348), (922, 29240), (1360, 19823), (1462, 18440), (1720, 15674), (1844, 14620), (2305, 11696), (2924, 9220), (3440, 7837), (3655, 7376), (3688, 7310), (4610, 5848)]