54219280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 133562880

約数和(自身を除く): 79343600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 79, 80, 92, 115, 158, 184, 230, 316, 368, 373, 395, 460, 632, 746, 790, 920, 1264, 1492, 1580, 1817, 1840, 1865, 2984, 3160, 3634, 3730, 5968, 6320, 7268, 7460, 8579, 9085, 14536, 14920, 17158, 18170, 29072, 29467, 29840, 34316, 36340, 42895, 58934, 68632, 72680, 85790, 117868, 137264, 145360, 147335, 171580, 235736, 294670, 343160, 471472, 589340, 677741, 686320, 1178680, 1355482, 2357360, 2710964, 3388705, 5421928, 6777410, 10843856, 13554820, 27109640, 54219280]

約数ペア:

[(1, 54219280), (2, 27109640), (4, 13554820), (5, 10843856), (8, 6777410), (10, 5421928), (16, 3388705), (20, 2710964), (23, 2357360), (40, 1355482), (46, 1178680), (79, 686320), (80, 677741), (92, 589340), (115, 471472), (158, 343160), (184, 294670), (230, 235736), (316, 171580), (368, 147335), (373, 145360), (395, 137264), (460, 117868), (632, 85790), (746, 72680), (790, 68632), (920, 58934), (1264, 42895), (1492, 36340), (1580, 34316), (1817, 29840), (1840, 29467), (1865, 29072), (2984, 18170), (3160, 17158), (3634, 14920), (3730, 14536), (5968, 9085), (6320, 8579), (7268, 7460)]