15959900

素因数分解:

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

素因数の和:1355

約数の個数: 54

約数和(自身を含む): 38096520

約数和(自身を除く): 22136620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1319, 2420, 2638, 3025, 5276, 6050, 6595, 12100, 13190, 14509, 26380, 29018, 32975, 58036, 65950, 72545, 131900, 145090, 159599, 290180, 319198, 362725, 638396, 725450, 797995, 1450900, 1595990, 3191980, 3989975, 7979950, 15959900]

約数ペア:

[(1, 15959900), (2, 7979950), (4, 3989975), (5, 3191980), (10, 1595990), (11, 1450900), (20, 797995), (22, 725450), (25, 638396), (44, 362725), (50, 319198), (55, 290180), (100, 159599), (110, 145090), (121, 131900), (220, 72545), (242, 65950), (275, 58036), (484, 32975), (550, 29018), (605, 26380), (1100, 14509), (1210, 13190), (1319, 12100), (2420, 6595), (2638, 6050), (3025, 5276)]