74143472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 165718560

約数和(自身を除く): 91575088

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 73, 76, 104, 146, 152, 208, 247, 257, 292, 304, 494, 514, 584, 949, 988, 1028, 1168, 1387, 1898, 1976, 2056, 2774, 3341, 3796, 3952, 4112, 4883, 5548, 6682, 7592, 9766, 11096, 13364, 15184, 18031, 18761, 19532, 22192, 26728, 36062, 37522, 39064, 53456, 63479, 72124, 75044, 78128, 126958, 144248, 150088, 243893, 253916, 288496, 300176, 356459, 487786, 507832, 712918, 975572, 1015664, 1425836, 1951144, 2851672, 3902288, 4633967, 5703344, 9267934, 18535868, 37071736, 74143472]

約数ペア:

[(1, 74143472), (2, 37071736), (4, 18535868), (8, 9267934), (13, 5703344), (16, 4633967), (19, 3902288), (26, 2851672), (38, 1951144), (52, 1425836), (73, 1015664), (76, 975572), (104, 712918), (146, 507832), (152, 487786), (208, 356459), (247, 300176), (257, 288496), (292, 253916), (304, 243893), (494, 150088), (514, 144248), (584, 126958), (949, 78128), (988, 75044), (1028, 72124), (1168, 63479), (1387, 53456), (1898, 39064), (1976, 37522), (2056, 36062), (2774, 26728), (3341, 22192), (3796, 19532), (3952, 18761), (4112, 18031), (4883, 15184), (5548, 13364), (6682, 11096), (7592, 9766)]