65077880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{33203}}^1$

素因数の和:33228

約数の個数: 48

約数和(自身を含む): 170336520

約数和(自身を除く): 105258640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 33203, 66406, 132812, 166015, 232421, 265624, 332030, 464842, 664060, 929684, 1162105, 1328120, 1626947, 1859368, 2324210, 3253894, 4648420, 6507788, 8134735, 9296840, 13015576, 16269470, 32538940, 65077880]

約数ペア:

[(1, 65077880), (2, 32538940), (4, 16269470), (5, 13015576), (7, 9296840), (8, 8134735), (10, 6507788), (14, 4648420), (20, 3253894), (28, 2324210), (35, 1859368), (40, 1626947), (49, 1328120), (56, 1162105), (70, 929684), (98, 664060), (140, 464842), (196, 332030), (245, 265624), (280, 232421), (392, 166015), (490, 132812), (980, 66406), (1960, 33203)]