51635920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 151418880

約数和(自身を除く): 99782960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 35, 38, 40, 46, 56, 70, 76, 80, 92, 95, 112, 115, 133, 140, 152, 161, 184, 190, 211, 230, 266, 280, 304, 322, 368, 380, 422, 437, 460, 532, 560, 644, 665, 760, 805, 844, 874, 920, 1055, 1064, 1288, 1330, 1477, 1520, 1610, 1688, 1748, 1840, 2110, 2128, 2185, 2576, 2660, 2954, 3059, 3220, 3376, 3496, 4009, 4220, 4370, 4853, 5320, 5908, 6118, 6440, 6992, 7385, 8018, 8440, 8740, 9706, 10640, 11816, 12236, 12880, 14770, 15295, 16036, 16880, 17480, 19412, 20045, 23632, 24265, 24472, 28063, 29540, 30590, 32072, 33971, 34960, 38824, 40090, 48530, 48944, 56126, 59080, 61180, 64144, 67942, 77648, 80180, 92207, 97060, 112252, 118160, 122360, 135884, 140315, 160360, 169855, 184414, 194120, 224504, 244720, 271768, 280630, 320720, 339710, 368828, 388240, 449008, 461035, 543536, 561260, 645449, 679420, 737656, 922070, 1122520, 1290898, 1358840, 1475312, 1844140, 2245040, 2581796, 2717680, 3227245, 3688280, 5163592, 6454490, 7376560, 10327184, 12908980, 25817960, 51635920]

約数ペア:

[(1, 51635920), (2, 25817960), (4, 12908980), (5, 10327184), (7, 7376560), (8, 6454490), (10, 5163592), (14, 3688280), (16, 3227245), (19, 2717680), (20, 2581796), (23, 2245040), (28, 1844140), (35, 1475312), (38, 1358840), (40, 1290898), (46, 1122520), (56, 922070), (70, 737656), (76, 679420), (80, 645449), (92, 561260), (95, 543536), (112, 461035), (115, 449008), (133, 388240), (140, 368828), (152, 339710), (161, 320720), (184, 280630), (190, 271768), (211, 244720), (230, 224504), (266, 194120), (280, 184414), (304, 169855), (322, 160360), (368, 140315), (380, 135884), (422, 122360), (437, 118160), (460, 112252), (532, 97060), (560, 92207), (644, 80180), (665, 77648), (760, 67942), (805, 64144), (844, 61180), (874, 59080), (920, 56126), (1055, 48944), (1064, 48530), (1288, 40090), (1330, 38824), (1477, 34960), (1520, 33971), (1610, 32072), (1688, 30590), (1748, 29540), (1840, 28063), (2110, 24472), (2128, 24265), (2185, 23632), (2576, 20045), (2660, 19412), (2954, 17480), (3059, 16880), (3220, 16036), (3376, 15295), (3496, 14770), (4009, 12880), (4220, 12236), (4370, 11816), (4853, 10640), (5320, 9706), (5908, 8740), (6118, 8440), (6440, 8018), (6992, 7385)]