668103610

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:567

約数の個数: 64

約数和(自身を含む): 1273708800

約数和(自身を除く): 605605190

約数列:

[1, 2, 5, 10, 41, 59, 71, 82, 118, 142, 205, 295, 355, 389, 410, 590, 710, 778, 1945, 2419, 2911, 3890, 4189, 4838, 5822, 8378, 12095, 14555, 15949, 20945, 22951, 24190, 27619, 29110, 31898, 41890, 45902, 55238, 79745, 114755, 138095, 159490, 171749, 229510, 276190, 343498, 858745, 940991, 1132379, 1629521, 1717490, 1881982, 2264758, 3259042, 4704955, 5661895, 8147605, 9409910, 11323790, 16295210, 66810361, 133620722, 334051805, 668103610]

約数ペア:

[(1, 668103610), (2, 334051805), (5, 133620722), (10, 66810361), (41, 16295210), (59, 11323790), (71, 9409910), (82, 8147605), (118, 5661895), (142, 4704955), (205, 3259042), (295, 2264758), (355, 1881982), (389, 1717490), (410, 1629521), (590, 1132379), (710, 940991), (778, 858745), (1945, 343498), (2419, 276190), (2911, 229510), (3890, 171749), (4189, 159490), (4838, 138095), (5822, 114755), (8378, 79745), (12095, 55238), (14555, 45902), (15949, 41890), (20945, 31898), (22951, 29110), (24190, 27619)]