82764920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{42227}}^1$

素因数の和:42252

約数の個数: 48

約数和(自身を含む): 216629640

約数和(自身を除く): 133864720

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, 42227, 84454, 168908, 211135, 295589, 337816, 422270, 591178, 844540, 1182356, 1477945, 1689080, 2069123, 2364712, 2955890, 4138246, 5911780, 8276492, 10345615, 11823560, 16552984, 20691230, 41382460, 82764920]

約数ペア:

[(1, 82764920), (2, 41382460), (4, 20691230), (5, 16552984), (7, 11823560), (8, 10345615), (10, 8276492), (14, 5911780), (20, 4138246), (28, 2955890), (35, 2364712), (40, 2069123), (49, 1689080), (56, 1477945), (70, 1182356), (98, 844540), (140, 591178), (196, 422270), (245, 337816), (280, 295589), (392, 211135), (490, 168908), (980, 84454), (1960, 42227)]