61581910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{2803}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 120123360

約数和(自身を除く): 58541450

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 2803, 4394, 5606, 10985, 14015, 21970, 28030, 36439, 72878, 182195, 364390, 473707, 947414, 2368535, 4737070, 6158191, 12316382, 30790955, 61581910]

約数ペア:

[(1, 61581910), (2, 30790955), (5, 12316382), (10, 6158191), (13, 4737070), (26, 2368535), (65, 947414), (130, 473707), (169, 364390), (338, 182195), (845, 72878), (1690, 36439), (2197, 28030), (2803, 21970), (4394, 14015), (5606, 10985)]