69710420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1361}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 158569488

約数和(自身を除く): 88859068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1361, 1970, 2561, 2722, 3940, 5122, 5444, 6805, 10244, 12805, 13610, 17693, 25610, 27220, 35386, 51220, 70772, 88465, 176930, 268117, 353860, 536234, 1072468, 1340585, 2681170, 3485521, 5362340, 6971042, 13942084, 17427605, 34855210, 69710420]

約数ペア:

[(1, 69710420), (2, 34855210), (4, 17427605), (5, 13942084), (10, 6971042), (13, 5362340), (20, 3485521), (26, 2681170), (52, 1340585), (65, 1072468), (130, 536234), (197, 353860), (260, 268117), (394, 176930), (788, 88465), (985, 70772), (1361, 51220), (1970, 35386), (2561, 27220), (2722, 25610), (3940, 17693), (5122, 13610), (5444, 12805), (6805, 10244)]