52806640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 128563200

約数和(自身を除く): 75756560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 107, 124, 155, 199, 214, 248, 310, 398, 428, 496, 535, 620, 796, 856, 995, 1070, 1240, 1592, 1712, 1990, 2140, 2480, 3184, 3317, 3980, 4280, 6169, 6634, 7960, 8560, 12338, 13268, 15920, 16585, 21293, 24676, 26536, 30845, 33170, 42586, 49352, 53072, 61690, 66340, 85172, 98704, 106465, 123380, 132680, 170344, 212930, 246760, 265360, 340688, 425860, 493520, 660083, 851720, 1320166, 1703440, 2640332, 3300415, 5280664, 6600830, 10561328, 13201660, 26403320, 52806640]

約数ペア:

[(1, 52806640), (2, 26403320), (4, 13201660), (5, 10561328), (8, 6600830), (10, 5280664), (16, 3300415), (20, 2640332), (31, 1703440), (40, 1320166), (62, 851720), (80, 660083), (107, 493520), (124, 425860), (155, 340688), (199, 265360), (214, 246760), (248, 212930), (310, 170344), (398, 132680), (428, 123380), (496, 106465), (535, 98704), (620, 85172), (796, 66340), (856, 61690), (995, 53072), (1070, 49352), (1240, 42586), (1592, 33170), (1712, 30845), (1990, 26536), (2140, 24676), (2480, 21293), (3184, 16585), (3317, 15920), (3980, 13268), (4280, 12338), (6169, 8560), (6634, 7960)]