80458101380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6689}}^1\times {\mathrm{4591}}^1$

素因数の和:11420

約数の個数: 48

約数和(自身を含む): 170314341120

約数和(自身を除く): 89856239740

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 4591, 6689, 9182, 13378, 18364, 22955, 26756, 33445, 45910, 66890, 91820, 133780, 601421, 876259, 1202842, 1752518, 2405684, 3007105, 3505036, 4381295, 6014210, 8762590, 12028420, 17525180, 30709199, 61418398, 122836796, 153545995, 307091990, 614183980, 4022905069, 8045810138, 16091620276, 20114525345, 40229050690, 80458101380]

約数ペア:

[(1, 80458101380), (2, 40229050690), (4, 20114525345), (5, 16091620276), (10, 8045810138), (20, 4022905069), (131, 614183980), (262, 307091990), (524, 153545995), (655, 122836796), (1310, 61418398), (2620, 30709199), (4591, 17525180), (6689, 12028420), (9182, 8762590), (13378, 6014210), (18364, 4381295), (22955, 3505036), (26756, 3007105), (33445, 2405684), (45910, 1752518), (66890, 1202842), (91820, 876259), (133780, 601421)]