87779450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{1319}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 179720640

約数和(自身を除く): 91941190

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 1319, 1331, 2638, 2662, 3025, 6050, 6595, 6655, 13190, 13310, 14509, 29018, 32975, 33275, 65950, 66550, 72545, 145090, 159599, 319198, 362725, 725450, 797995, 1595990, 1755589, 3511178, 3989975, 7979950, 8777945, 17555890, 43889725, 87779450]

約数ペア:

[(1, 87779450), (2, 43889725), (5, 17555890), (10, 8777945), (11, 7979950), (22, 3989975), (25, 3511178), (50, 1755589), (55, 1595990), (110, 797995), (121, 725450), (242, 362725), (275, 319198), (550, 159599), (605, 145090), (1210, 72545), (1319, 66550), (1331, 65950), (2638, 33275), (2662, 32975), (3025, 29018), (6050, 14509), (6595, 13310), (6655, 13190)]