55492480

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2797}}^1$

素因数の和:2847

約数の個数: 64

約数和(自身を含む): 136990080

約数和(自身を除く): 81497600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 2797, 3968, 4960, 5594, 9920, 11188, 13985, 19840, 22376, 27970, 44752, 55940, 86707, 89504, 111880, 173414, 179008, 223760, 346828, 358016, 433535, 447520, 693656, 867070, 895040, 1387312, 1734140, 1790080, 2774624, 3468280, 5549248, 6936560, 11098496, 13873120, 27746240, 55492480]

約数ペア:

[(1, 55492480), (2, 27746240), (4, 13873120), (5, 11098496), (8, 6936560), (10, 5549248), (16, 3468280), (20, 2774624), (31, 1790080), (32, 1734140), (40, 1387312), (62, 895040), (64, 867070), (80, 693656), (124, 447520), (128, 433535), (155, 358016), (160, 346828), (248, 223760), (310, 179008), (320, 173414), (496, 111880), (620, 89504), (640, 86707), (992, 55940), (1240, 44752), (1984, 27970), (2480, 22376), (2797, 19840), (3968, 13985), (4960, 11188), (5594, 9920)]