42047500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:185

約数の個数: 90

約数和(自身を含む): 101795540

約数和(自身を除く): 59748040

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 125, 139, 220, 242, 250, 275, 278, 484, 500, 550, 556, 605, 625, 695, 1100, 1210, 1250, 1375, 1390, 1529, 2420, 2500, 2750, 2780, 3025, 3058, 3475, 5500, 6050, 6116, 6875, 6950, 7645, 12100, 13750, 13900, 15125, 15290, 16819, 17375, 27500, 30250, 30580, 33638, 34750, 38225, 60500, 67276, 69500, 75625, 76450, 84095, 86875, 151250, 152900, 168190, 173750, 191125, 302500, 336380, 347500, 382250, 420475, 764500, 840950, 955625, 1681900, 1911250, 2102375, 3822500, 4204750, 8409500, 10511875, 21023750, 42047500]

約数ペア:

[(1, 42047500), (2, 21023750), (4, 10511875), (5, 8409500), (10, 4204750), (11, 3822500), (20, 2102375), (22, 1911250), (25, 1681900), (44, 955625), (50, 840950), (55, 764500), (100, 420475), (110, 382250), (121, 347500), (125, 336380), (139, 302500), (220, 191125), (242, 173750), (250, 168190), (275, 152900), (278, 151250), (484, 86875), (500, 84095), (550, 76450), (556, 75625), (605, 69500), (625, 67276), (695, 60500), (1100, 38225), (1210, 34750), (1250, 33638), (1375, 30580), (1390, 30250), (1529, 27500), (2420, 17375), (2500, 16819), (2750, 15290), (2780, 15125), (3025, 13900), (3058, 13750), (3475, 12100), (5500, 7645), (6050, 6950), (6116, 6875)]