165541840

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 394849728

約数和(自身を除く): 229307888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 107, 166, 214, 233, 332, 415, 428, 466, 535, 664, 830, 856, 932, 1070, 1165, 1328, 1660, 1712, 1864, 2140, 2330, 3320, 3728, 4280, 4660, 6640, 8560, 8881, 9320, 17762, 18640, 19339, 24931, 35524, 38678, 44405, 49862, 71048, 77356, 88810, 96695, 99724, 124655, 142096, 154712, 177620, 193390, 199448, 249310, 309424, 355240, 386780, 398896, 498620, 710480, 773560, 997240, 1547120, 1994480, 2069273, 4138546, 8277092, 10346365, 16554184, 20692730, 33108368, 41385460, 82770920, 165541840]

約数ペア:

[(1, 165541840), (2, 82770920), (4, 41385460), (5, 33108368), (8, 20692730), (10, 16554184), (16, 10346365), (20, 8277092), (40, 4138546), (80, 2069273), (83, 1994480), (107, 1547120), (166, 997240), (214, 773560), (233, 710480), (332, 498620), (415, 398896), (428, 386780), (466, 355240), (535, 309424), (664, 249310), (830, 199448), (856, 193390), (932, 177620), (1070, 154712), (1165, 142096), (1328, 124655), (1660, 99724), (1712, 96695), (1864, 88810), (2140, 77356), (2330, 71048), (3320, 49862), (3728, 44405), (4280, 38678), (4660, 35524), (6640, 24931), (8560, 19339), (8881, 18640), (9320, 17762)]