13205300

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 30477216

約数和(自身を除く): 17271916

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 43, 50, 74, 83, 86, 100, 148, 166, 172, 185, 215, 332, 370, 415, 430, 740, 830, 860, 925, 1075, 1591, 1660, 1850, 2075, 2150, 3071, 3182, 3569, 3700, 4150, 4300, 6142, 6364, 7138, 7955, 8300, 12284, 14276, 15355, 15910, 17845, 30710, 31820, 35690, 39775, 61420, 71380, 76775, 79550, 89225, 132053, 153550, 159100, 178450, 264106, 307100, 356900, 528212, 660265, 1320530, 2641060, 3301325, 6602650, 13205300]

約数ペア:

[(1, 13205300), (2, 6602650), (4, 3301325), (5, 2641060), (10, 1320530), (20, 660265), (25, 528212), (37, 356900), (43, 307100), (50, 264106), (74, 178450), (83, 159100), (86, 153550), (100, 132053), (148, 89225), (166, 79550), (172, 76775), (185, 71380), (215, 61420), (332, 39775), (370, 35690), (415, 31820), (430, 30710), (740, 17845), (830, 15910), (860, 15355), (925, 14276), (1075, 12284), (1591, 8300), (1660, 7955), (1850, 7138), (2075, 6364), (2150, 6142), (3071, 4300), (3182, 4150), (3569, 3700)]