61379840

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 149130240

約数和(自身を除く): 87750400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 607, 632, 640, 790, 1214, 1264, 1280, 1580, 2428, 2528, 3035, 3160, 4856, 5056, 6070, 6320, 9712, 10112, 12140, 12640, 19424, 20224, 24280, 25280, 38848, 47953, 48560, 50560, 77696, 95906, 97120, 101120, 155392, 191812, 194240, 239765, 383624, 388480, 479530, 767248, 776960, 959060, 1534496, 1918120, 3068992, 3836240, 6137984, 7672480, 12275968, 15344960, 30689920, 61379840]

約数ペア:

[(1, 61379840), (2, 30689920), (4, 15344960), (5, 12275968), (8, 7672480), (10, 6137984), (16, 3836240), (20, 3068992), (32, 1918120), (40, 1534496), (64, 959060), (79, 776960), (80, 767248), (128, 479530), (158, 388480), (160, 383624), (256, 239765), (316, 194240), (320, 191812), (395, 155392), (607, 101120), (632, 97120), (640, 95906), (790, 77696), (1214, 50560), (1264, 48560), (1280, 47953), (1580, 38848), (2428, 25280), (2528, 24280), (3035, 20224), (3160, 19424), (4856, 12640), (5056, 12140), (6070, 10112), (6320, 9712)]