61979680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{55339}}^1$

素因数の和:55361

約数の個数: 48

約数和(自身を含む): 167348160

約数和(自身を除く): 105368480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 55339, 110678, 221356, 276695, 387373, 442712, 553390, 774746, 885424, 1106780, 1549492, 1770848, 1936865, 2213560, 3098984, 3873730, 4427120, 6197968, 7747460, 8854240, 12395936, 15494920, 30989840, 61979680]

約数ペア:

[(1, 61979680), (2, 30989840), (4, 15494920), (5, 12395936), (7, 8854240), (8, 7747460), (10, 6197968), (14, 4427120), (16, 3873730), (20, 3098984), (28, 2213560), (32, 1936865), (35, 1770848), (40, 1549492), (56, 1106780), (70, 885424), (80, 774746), (112, 553390), (140, 442712), (160, 387373), (224, 276695), (280, 221356), (560, 110678), (1120, 55339)]