81424492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 156643200

約数和(自身を除く): 75218708

約数列:

[1, 2, 4, 17, 34, 47, 68, 73, 94, 146, 188, 292, 349, 698, 799, 1241, 1396, 1598, 2482, 3196, 3431, 4964, 5933, 6862, 11866, 13724, 16403, 23732, 25477, 32806, 50954, 58327, 65612, 101908, 116654, 233308, 278851, 433109, 557702, 866218, 1115404, 1197419, 1732436, 2394838, 4789676, 20356123, 40712246, 81424492]

約数ペア:

[(1, 81424492), (2, 40712246), (4, 20356123), (17, 4789676), (34, 2394838), (47, 1732436), (68, 1197419), (73, 1115404), (94, 866218), (146, 557702), (188, 433109), (292, 278851), (349, 233308), (698, 116654), (799, 101908), (1241, 65612), (1396, 58327), (1598, 50954), (2482, 32806), (3196, 25477), (3431, 23732), (4964, 16403), (5933, 13724), (6862, 11866)]