72303880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1627}}^1$

素因数の和:1750

約数の個数: 64

約数和(自身を含む): 179340480

約数和(自身を除く): 107036600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 1010, 1111, 1627, 2020, 2222, 3254, 4040, 4444, 5555, 6508, 8135, 8888, 11110, 13016, 16270, 17897, 22220, 32540, 35794, 44440, 65080, 71588, 89485, 143176, 164327, 178970, 328654, 357940, 657308, 715880, 821635, 1314616, 1643270, 1807597, 3286540, 3615194, 6573080, 7230388, 9037985, 14460776, 18075970, 36151940, 72303880]

約数ペア:

[(1, 72303880), (2, 36151940), (4, 18075970), (5, 14460776), (8, 9037985), (10, 7230388), (11, 6573080), (20, 3615194), (22, 3286540), (40, 1807597), (44, 1643270), (55, 1314616), (88, 821635), (101, 715880), (110, 657308), (202, 357940), (220, 328654), (404, 178970), (440, 164327), (505, 143176), (808, 89485), (1010, 71588), (1111, 65080), (1627, 44440), (2020, 35794), (2222, 32540), (3254, 22220), (4040, 17897), (4444, 16270), (5555, 13016), (6508, 11110), (8135, 8888)]