54904880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11251}}^1$

素因数の和:11325

約数の個数: 40

約数和(自身を含む): 129758064

約数和(自身を除く): 74853184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 11251, 22502, 45004, 56255, 90008, 112510, 180016, 225020, 450040, 686311, 900080, 1372622, 2745244, 3431555, 5490488, 6863110, 10980976, 13726220, 27452440, 54904880]

約数ペア:

[(1, 54904880), (2, 27452440), (4, 13726220), (5, 10980976), (8, 6863110), (10, 5490488), (16, 3431555), (20, 2745244), (40, 1372622), (61, 900080), (80, 686311), (122, 450040), (244, 225020), (305, 180016), (488, 112510), (610, 90008), (976, 56255), (1220, 45004), (2440, 22502), (4880, 11251)]