71567757380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1041137}}^1$

素因数の和:1041644

約数の個数: 48

約数和(自身を含む): 172112605056

約数和(自身を除く): 100544847676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1964, 2455, 3437, 4910, 6874, 9820, 13748, 17185, 34370, 68740, 1041137, 2082274, 4164548, 5205685, 7287959, 10411370, 14575918, 20822740, 29151836, 36439795, 72879590, 145759180, 511198267, 1022396534, 2044793068, 2555991335, 3578387869, 5111982670, 7156775738, 10223965340, 14313551476, 17891939345, 35783878690, 71567757380]

約数ペア:

[(1, 71567757380), (2, 35783878690), (4, 17891939345), (5, 14313551476), (7, 10223965340), (10, 7156775738), (14, 5111982670), (20, 3578387869), (28, 2555991335), (35, 2044793068), (70, 1022396534), (140, 511198267), (491, 145759180), (982, 72879590), (1964, 36439795), (2455, 29151836), (3437, 20822740), (4910, 14575918), (6874, 10411370), (9820, 7287959), (13748, 5205685), (17185, 4164548), (34370, 2082274), (68740, 1041137)]