71864572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 141433600

約数和(自身を除く): 69569028

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 109, 124, 218, 403, 409, 436, 806, 818, 1417, 1612, 1636, 2834, 3379, 5317, 5668, 6758, 10634, 12679, 13516, 21268, 25358, 43927, 44581, 50716, 87854, 89162, 164827, 175708, 178324, 329654, 579553, 659308, 1159106, 1382011, 2318212, 2764022, 5528044, 17966143, 35932286, 71864572]

約数ペア:

[(1, 71864572), (2, 35932286), (4, 17966143), (13, 5528044), (26, 2764022), (31, 2318212), (52, 1382011), (62, 1159106), (109, 659308), (124, 579553), (218, 329654), (403, 178324), (409, 175708), (436, 164827), (806, 89162), (818, 87854), (1417, 50716), (1612, 44581), (1636, 43927), (2834, 25358), (3379, 21268), (5317, 13516), (5668, 12679), (6758, 10634)]