87089540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7393}}^1$

素因数の和:7452

約数の個数: 48

約数和(自身を含む): 198750720

約数和(自身を除く): 111661180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 7393, 11780, 14786, 29572, 36965, 73930, 140467, 147860, 229183, 280934, 458366, 561868, 702335, 916732, 1145915, 1404670, 2291830, 2809340, 4354477, 4583660, 8708954, 17417908, 21772385, 43544770, 87089540]

約数ペア:

[(1, 87089540), (2, 43544770), (4, 21772385), (5, 17417908), (10, 8708954), (19, 4583660), (20, 4354477), (31, 2809340), (38, 2291830), (62, 1404670), (76, 1145915), (95, 916732), (124, 702335), (155, 561868), (190, 458366), (310, 280934), (380, 229183), (589, 147860), (620, 140467), (1178, 73930), (2356, 36965), (2945, 29572), (5890, 14786), (7393, 11780)]