79257640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25733}}^1$

素因数の和:25762

約数の個数: 64

約数和(自身を含む): 222341760

約数和(自身を除く): 143084120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 25733, 51466, 102932, 128665, 180131, 205864, 257330, 283063, 360262, 514660, 566126, 720524, 900655, 1029320, 1132252, 1415315, 1441048, 1801310, 1981441, 2264504, 2830630, 3602620, 3962882, 5661260, 7205240, 7925764, 9907205, 11322520, 15851528, 19814410, 39628820, 79257640]

約数ペア:

[(1, 79257640), (2, 39628820), (4, 19814410), (5, 15851528), (7, 11322520), (8, 9907205), (10, 7925764), (11, 7205240), (14, 5661260), (20, 3962882), (22, 3602620), (28, 2830630), (35, 2264504), (40, 1981441), (44, 1801310), (55, 1441048), (56, 1415315), (70, 1132252), (77, 1029320), (88, 900655), (110, 720524), (140, 566126), (154, 514660), (220, 360262), (280, 283063), (308, 257330), (385, 205864), (440, 180131), (616, 128665), (770, 102932), (1540, 51466), (3080, 25733)]