83509580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 220534272

約数和(自身を除く): 137024692

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 211, 220, 257, 308, 385, 422, 514, 770, 844, 1028, 1055, 1285, 1477, 1540, 1799, 2110, 2321, 2570, 2827, 2954, 3598, 4220, 4642, 5140, 5654, 5908, 7196, 7385, 8995, 9284, 11308, 11605, 14135, 14770, 16247, 17990, 19789, 23210, 28270, 29540, 32494, 35980, 39578, 46420, 54227, 56540, 64988, 79156, 81235, 98945, 108454, 162470, 197890, 216908, 271135, 324940, 379589, 395780, 542270, 596497, 759178, 1084540, 1192994, 1518356, 1897945, 2385988, 2982485, 3795890, 4175479, 5964970, 7591780, 8350958, 11929940, 16701916, 20877395, 41754790, 83509580]

約数ペア:

[(1, 83509580), (2, 41754790), (4, 20877395), (5, 16701916), (7, 11929940), (10, 8350958), (11, 7591780), (14, 5964970), (20, 4175479), (22, 3795890), (28, 2982485), (35, 2385988), (44, 1897945), (55, 1518356), (70, 1192994), (77, 1084540), (110, 759178), (140, 596497), (154, 542270), (211, 395780), (220, 379589), (257, 324940), (308, 271135), (385, 216908), (422, 197890), (514, 162470), (770, 108454), (844, 98945), (1028, 81235), (1055, 79156), (1285, 64988), (1477, 56540), (1540, 54227), (1799, 46420), (2110, 39578), (2321, 35980), (2570, 32494), (2827, 29540), (2954, 28270), (3598, 23210), (4220, 19789), (4642, 17990), (5140, 16247), (5654, 14770), (5908, 14135), (7196, 11605), (7385, 11308), (8995, 9284)]