198174080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23819}}^1$

素因数の和:23851

約数の個数: 64

約数和(自身を含む): 510224400

約数和(自身を除く): 312050320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 23819, 47638, 95276, 119095, 190552, 238190, 309647, 381104, 476380, 619294, 762208, 952760, 1238588, 1524416, 1548235, 1905520, 2477176, 3048832, 3096470, 3811040, 4954352, 6192940, 7622080, 9908704, 12385880, 15244160, 19817408, 24771760, 39634816, 49543520, 99087040, 198174080]

約数ペア:

[(1, 198174080), (2, 99087040), (4, 49543520), (5, 39634816), (8, 24771760), (10, 19817408), (13, 15244160), (16, 12385880), (20, 9908704), (26, 7622080), (32, 6192940), (40, 4954352), (52, 3811040), (64, 3096470), (65, 3048832), (80, 2477176), (104, 1905520), (128, 1548235), (130, 1524416), (160, 1238588), (208, 952760), (260, 762208), (320, 619294), (416, 476380), (520, 381104), (640, 309647), (832, 238190), (1040, 190552), (1664, 119095), (2080, 95276), (4160, 47638), (8320, 23819)]