101820880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1051}}^1$

素因数の和:1244

約数の個数: 80

約数和(自身を含む): 272375424

約数和(自身を除く): 170554544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 173, 280, 346, 560, 692, 865, 1051, 1211, 1384, 1730, 2102, 2422, 2768, 3460, 4204, 4844, 5255, 6055, 6920, 7357, 8408, 9688, 10510, 12110, 13840, 14714, 16816, 19376, 21020, 24220, 29428, 36785, 42040, 48440, 58856, 73570, 84080, 96880, 117712, 147140, 181823, 294280, 363646, 588560, 727292, 909115, 1272761, 1454584, 1818230, 2545522, 2909168, 3636460, 5091044, 6363805, 7272920, 10182088, 12727610, 14545840, 20364176, 25455220, 50910440, 101820880]

約数ペア:

[(1, 101820880), (2, 50910440), (4, 25455220), (5, 20364176), (7, 14545840), (8, 12727610), (10, 10182088), (14, 7272920), (16, 6363805), (20, 5091044), (28, 3636460), (35, 2909168), (40, 2545522), (56, 1818230), (70, 1454584), (80, 1272761), (112, 909115), (140, 727292), (173, 588560), (280, 363646), (346, 294280), (560, 181823), (692, 147140), (865, 117712), (1051, 96880), (1211, 84080), (1384, 73570), (1730, 58856), (2102, 48440), (2422, 42040), (2768, 36785), (3460, 29428), (4204, 24220), (4844, 21020), (5255, 19376), (6055, 16816), (6920, 14714), (7357, 13840), (8408, 12110), (9688, 10510)]