100308880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{25589}}^1$

素因数の和:25616

約数の個数: 60

約数和(自身を含む): 271305180

約数和(自身を除く): 170996300

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 25589, 51178, 102356, 127945, 179123, 204712, 255890, 358246, 409424, 511780, 716492, 895615, 1023560, 1253861, 1432984, 1791230, 2047120, 2507722, 2865968, 3582460, 5015444, 6269305, 7164920, 10030888, 12538610, 14329840, 20061776, 25077220, 50154440, 100308880]

約数ペア:

[(1, 100308880), (2, 50154440), (4, 25077220), (5, 20061776), (7, 14329840), (8, 12538610), (10, 10030888), (14, 7164920), (16, 6269305), (20, 5015444), (28, 3582460), (35, 2865968), (40, 2507722), (49, 2047120), (56, 1791230), (70, 1432984), (80, 1253861), (98, 1023560), (112, 895615), (140, 716492), (196, 511780), (245, 409424), (280, 358246), (392, 255890), (490, 204712), (560, 179123), (784, 127945), (980, 102356), (1960, 51178), (3920, 25589)]