3225680

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:735

約数の個数: 40

約数和(自身を含む): 7634184

約数和(自身を除く): 4408504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 661, 976, 1220, 1322, 2440, 2644, 3305, 4880, 5288, 6610, 10576, 13220, 26440, 40321, 52880, 80642, 161284, 201605, 322568, 403210, 645136, 806420, 1612840, 3225680]

約数ペア:

[(1, 3225680), (2, 1612840), (4, 806420), (5, 645136), (8, 403210), (10, 322568), (16, 201605), (20, 161284), (40, 80642), (61, 52880), (80, 40321), (122, 26440), (244, 13220), (305, 10576), (488, 6610), (610, 5288), (661, 4880), (976, 3305), (1220, 2644), (1322, 2440)]