64916500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 144

約数和(自身を含む): 165569040

約数和(自身を除く): 100652540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 37, 44, 50, 55, 58, 74, 100, 110, 116, 121, 125, 145, 148, 185, 220, 242, 250, 275, 290, 319, 370, 407, 484, 500, 550, 580, 605, 638, 725, 740, 814, 925, 1073, 1100, 1210, 1276, 1375, 1450, 1595, 1628, 1850, 2035, 2146, 2420, 2750, 2900, 3025, 3190, 3509, 3625, 3700, 4070, 4292, 4477, 4625, 5365, 5500, 6050, 6380, 7018, 7250, 7975, 8140, 8954, 9250, 10175, 10730, 11803, 12100, 14036, 14500, 15125, 15950, 17545, 17908, 18500, 20350, 21460, 22385, 23606, 26825, 30250, 31900, 35090, 39875, 40700, 44770, 47212, 50875, 53650, 59015, 60500, 70180, 79750, 87725, 89540, 101750, 107300, 111925, 118030, 129833, 134125, 159500, 175450, 203500, 223850, 236060, 259666, 268250, 295075, 350900, 438625, 447700, 519332, 536500, 559625, 590150, 649165, 877250, 1119250, 1180300, 1298330, 1475375, 1754500, 2238500, 2596660, 2950750, 3245825, 5901500, 6491650, 12983300, 16229125, 32458250, 64916500]

約数ペア:

[(1, 64916500), (2, 32458250), (4, 16229125), (5, 12983300), (10, 6491650), (11, 5901500), (20, 3245825), (22, 2950750), (25, 2596660), (29, 2238500), (37, 1754500), (44, 1475375), (50, 1298330), (55, 1180300), (58, 1119250), (74, 877250), (100, 649165), (110, 590150), (116, 559625), (121, 536500), (125, 519332), (145, 447700), (148, 438625), (185, 350900), (220, 295075), (242, 268250), (250, 259666), (275, 236060), (290, 223850), (319, 203500), (370, 175450), (407, 159500), (484, 134125), (500, 129833), (550, 118030), (580, 111925), (605, 107300), (638, 101750), (725, 89540), (740, 87725), (814, 79750), (925, 70180), (1073, 60500), (1100, 59015), (1210, 53650), (1276, 50875), (1375, 47212), (1450, 44770), (1595, 40700), (1628, 39875), (1850, 35090), (2035, 31900), (2146, 30250), (2420, 26825), (2750, 23606), (2900, 22385), (3025, 21460), (3190, 20350), (3509, 18500), (3625, 17908), (3700, 17545), (4070, 15950), (4292, 15125), (4477, 14500), (4625, 14036), (5365, 12100), (5500, 11803), (6050, 10730), (6380, 10175), (7018, 9250), (7250, 8954), (7975, 8140)]