169989040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2069}}^1$

素因数の和:2174

約数の個数: 80

約数和(自身を含む): 431222400

約数和(自身を除く): 261233360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1027, 1040, 1264, 1580, 2054, 2069, 3160, 4108, 4138, 5135, 6320, 8216, 8276, 10270, 10345, 16432, 16552, 20540, 20690, 26897, 33104, 41080, 41380, 53794, 82160, 82760, 107588, 134485, 163451, 165520, 215176, 268970, 326902, 430352, 537940, 653804, 817255, 1075880, 1307608, 1634510, 2124863, 2151760, 2615216, 3269020, 4249726, 6538040, 8499452, 10624315, 13076080, 16998904, 21248630, 33997808, 42497260, 84994520, 169989040]

約数ペア:

[(1, 169989040), (2, 84994520), (4, 42497260), (5, 33997808), (8, 21248630), (10, 16998904), (13, 13076080), (16, 10624315), (20, 8499452), (26, 6538040), (40, 4249726), (52, 3269020), (65, 2615216), (79, 2151760), (80, 2124863), (104, 1634510), (130, 1307608), (158, 1075880), (208, 817255), (260, 653804), (316, 537940), (395, 430352), (520, 326902), (632, 268970), (790, 215176), (1027, 165520), (1040, 163451), (1264, 134485), (1580, 107588), (2054, 82760), (2069, 82160), (3160, 53794), (4108, 41380), (4138, 41080), (5135, 33104), (6320, 26897), (8216, 20690), (8276, 20540), (10270, 16552), (10345, 16432)]