51486880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:878

約数の個数: 96

約数和(自身を含む): 134555904

約数和(自身を除く): 83069024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 68, 80, 85, 92, 115, 136, 160, 170, 184, 230, 272, 340, 368, 391, 460, 544, 680, 736, 782, 823, 920, 1360, 1564, 1646, 1840, 1955, 2720, 3128, 3292, 3680, 3910, 4115, 6256, 6584, 7820, 8230, 12512, 13168, 13991, 15640, 16460, 18929, 26336, 27982, 31280, 32920, 37858, 55964, 62560, 65840, 69955, 75716, 94645, 111928, 131680, 139910, 151432, 189290, 223856, 279820, 302864, 321793, 378580, 447712, 559640, 605728, 643586, 757160, 1119280, 1287172, 1514320, 1608965, 2238560, 2574344, 3028640, 3217930, 5148688, 6435860, 10297376, 12871720, 25743440, 51486880]

約数ペア:

[(1, 51486880), (2, 25743440), (4, 12871720), (5, 10297376), (8, 6435860), (10, 5148688), (16, 3217930), (17, 3028640), (20, 2574344), (23, 2238560), (32, 1608965), (34, 1514320), (40, 1287172), (46, 1119280), (68, 757160), (80, 643586), (85, 605728), (92, 559640), (115, 447712), (136, 378580), (160, 321793), (170, 302864), (184, 279820), (230, 223856), (272, 189290), (340, 151432), (368, 139910), (391, 131680), (460, 111928), (544, 94645), (680, 75716), (736, 69955), (782, 65840), (823, 62560), (920, 55964), (1360, 37858), (1564, 32920), (1646, 31280), (1840, 27982), (1955, 26336), (2720, 18929), (3128, 16460), (3292, 15640), (3680, 13991), (3910, 13168), (4115, 12512), (6256, 8230), (6584, 7820)]