61617040

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2011}}^1$

素因数の和:2407

約数の個数: 40

約数和(自身を含む): 143705088

約数和(自身を除く): 82088048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 1532, 1915, 2011, 3064, 3830, 4022, 6128, 7660, 8044, 10055, 15320, 16088, 20110, 30640, 32176, 40220, 80440, 160880, 770213, 1540426, 3080852, 3851065, 6161704, 7702130, 12323408, 15404260, 30808520, 61617040]

約数ペア:

[(1, 61617040), (2, 30808520), (4, 15404260), (5, 12323408), (8, 7702130), (10, 6161704), (16, 3851065), (20, 3080852), (40, 1540426), (80, 770213), (383, 160880), (766, 80440), (1532, 40220), (1915, 32176), (2011, 30640), (3064, 20110), (3830, 16088), (4022, 15320), (6128, 10055), (7660, 8044)]