87143560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 230295960

約数和(自身を除く): 143152400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 173, 196, 245, 257, 280, 346, 392, 490, 514, 692, 865, 980, 1028, 1211, 1285, 1384, 1730, 1799, 1960, 2056, 2422, 2570, 3460, 3598, 4844, 5140, 6055, 6920, 7196, 8477, 8995, 9688, 10280, 12110, 12593, 14392, 16954, 17990, 24220, 25186, 33908, 35980, 42385, 44461, 48440, 50372, 62965, 67816, 71960, 84770, 88922, 100744, 125930, 169540, 177844, 222305, 251860, 311227, 339080, 355688, 444610, 503720, 622454, 889220, 1244908, 1556135, 1778440, 2178589, 2489816, 3112270, 4357178, 6224540, 8714356, 10892945, 12449080, 17428712, 21785890, 43571780, 87143560]

約数ペア:

[(1, 87143560), (2, 43571780), (4, 21785890), (5, 17428712), (7, 12449080), (8, 10892945), (10, 8714356), (14, 6224540), (20, 4357178), (28, 3112270), (35, 2489816), (40, 2178589), (49, 1778440), (56, 1556135), (70, 1244908), (98, 889220), (140, 622454), (173, 503720), (196, 444610), (245, 355688), (257, 339080), (280, 311227), (346, 251860), (392, 222305), (490, 177844), (514, 169540), (692, 125930), (865, 100744), (980, 88922), (1028, 84770), (1211, 71960), (1285, 67816), (1384, 62965), (1730, 50372), (1799, 48440), (1960, 44461), (2056, 42385), (2422, 35980), (2570, 33908), (3460, 25186), (3598, 24220), (4844, 17990), (5140, 16954), (6055, 14392), (6920, 12593), (7196, 12110), (8477, 10280), (8995, 9688)]