826612280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{15739}}^1$

素因数の和:15864

約数の個数: 64

約数和(自身を含む): 2022904800

約数和(自身を除く): 1196292520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 2020, 2626, 4040, 5252, 6565, 10504, 13130, 15739, 26260, 31478, 52520, 62956, 78695, 125912, 157390, 204607, 314780, 409214, 629560, 818428, 1023035, 1589639, 1636856, 2046070, 3179278, 4092140, 6358556, 7948195, 8184280, 12717112, 15896390, 20665307, 31792780, 41330614, 63585560, 82661228, 103326535, 165322456, 206653070, 413306140, 826612280]

約数ペア:

[(1, 826612280), (2, 413306140), (4, 206653070), (5, 165322456), (8, 103326535), (10, 82661228), (13, 63585560), (20, 41330614), (26, 31792780), (40, 20665307), (52, 15896390), (65, 12717112), (101, 8184280), (104, 7948195), (130, 6358556), (202, 4092140), (260, 3179278), (404, 2046070), (505, 1636856), (520, 1589639), (808, 1023035), (1010, 818428), (1313, 629560), (2020, 409214), (2626, 314780), (4040, 204607), (5252, 157390), (6565, 125912), (10504, 78695), (13130, 62956), (15739, 52520), (26260, 31478)]