42723200

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 115729200

約数和(自身を除く): 73006000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 79, 80, 100, 104, 128, 130, 158, 160, 169, 200, 208, 260, 316, 320, 325, 338, 395, 400, 416, 520, 632, 640, 650, 676, 790, 800, 832, 845, 1027, 1040, 1264, 1300, 1352, 1580, 1600, 1664, 1690, 1975, 2054, 2080, 2528, 2600, 2704, 3160, 3200, 3380, 3950, 4108, 4160, 4225, 5056, 5135, 5200, 5408, 6320, 6760, 7900, 8216, 8320, 8450, 10112, 10270, 10400, 10816, 12640, 13351, 13520, 15800, 16432, 16900, 20540, 20800, 21632, 25280, 25675, 26702, 27040, 31600, 32864, 33800, 41080, 41600, 50560, 51350, 53404, 54080, 63200, 65728, 66755, 67600, 82160, 102700, 106808, 108160, 126400, 131456, 133510, 135200, 164320, 205400, 213616, 252800, 267020, 270400, 328640, 333775, 410800, 427232, 534040, 540800, 657280, 667550, 821600, 854464, 1068080, 1335100, 1643200, 1708928, 2136160, 2670200, 3286400, 4272320, 5340400, 8544640, 10680800, 21361600, 42723200]

約数ペア:

[(1, 42723200), (2, 21361600), (4, 10680800), (5, 8544640), (8, 5340400), (10, 4272320), (13, 3286400), (16, 2670200), (20, 2136160), (25, 1708928), (26, 1643200), (32, 1335100), (40, 1068080), (50, 854464), (52, 821600), (64, 667550), (65, 657280), (79, 540800), (80, 534040), (100, 427232), (104, 410800), (128, 333775), (130, 328640), (158, 270400), (160, 267020), (169, 252800), (200, 213616), (208, 205400), (260, 164320), (316, 135200), (320, 133510), (325, 131456), (338, 126400), (395, 108160), (400, 106808), (416, 102700), (520, 82160), (632, 67600), (640, 66755), (650, 65728), (676, 63200), (790, 54080), (800, 53404), (832, 51350), (845, 50560), (1027, 41600), (1040, 41080), (1264, 33800), (1300, 32864), (1352, 31600), (1580, 27040), (1600, 26702), (1664, 25675), (1690, 25280), (1975, 21632), (2054, 20800), (2080, 20540), (2528, 16900), (2600, 16432), (2704, 15800), (3160, 13520), (3200, 13351), (3380, 12640), (3950, 10816), (4108, 10400), (4160, 10270), (4225, 10112), (5056, 8450), (5135, 8320), (5200, 8216), (5408, 7900), (6320, 6760)]