139430870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{5419}}^1$

素因数の和:5540

約数の個数: 32

約数和(自身を含む): 262241280

約数和(自身を除く): 122810410

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 2573, 5146, 5419, 10838, 12865, 25730, 27095, 54190, 167989, 335978, 449777, 839945, 899554, 1679890, 2248885, 4497770, 13943087, 27886174, 69715435, 139430870]

約数ペア:

[(1, 139430870), (2, 69715435), (5, 27886174), (10, 13943087), (31, 4497770), (62, 2248885), (83, 1679890), (155, 899554), (166, 839945), (310, 449777), (415, 335978), (830, 167989), (2573, 54190), (5146, 27095), (5419, 25730), (10838, 12865)]