25207980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1343

約数の個数: 96

約数和(自身を含む): 82446336

約数和(自身を除く): 57238356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1277, 1316, 1410, 1645, 1974, 2554, 2820, 3290, 3831, 3948, 4935, 5108, 6385, 6580, 7662, 8939, 9870, 12770, 15324, 17878, 19155, 19740, 25540, 26817, 35756, 38310, 44695, 53634, 60019, 76620, 89390, 107268, 120038, 134085, 178780, 180057, 240076, 268170, 300095, 360114, 420133, 536340, 600190, 720228, 840266, 900285, 1200380, 1260399, 1680532, 1800570, 2100665, 2520798, 3601140, 4201330, 5041596, 6301995, 8402660, 12603990, 25207980]

約数ペア:

[(1, 25207980), (2, 12603990), (3, 8402660), (4, 6301995), (5, 5041596), (6, 4201330), (7, 3601140), (10, 2520798), (12, 2100665), (14, 1800570), (15, 1680532), (20, 1260399), (21, 1200380), (28, 900285), (30, 840266), (35, 720228), (42, 600190), (47, 536340), (60, 420133), (70, 360114), (84, 300095), (94, 268170), (105, 240076), (140, 180057), (141, 178780), (188, 134085), (210, 120038), (235, 107268), (282, 89390), (329, 76620), (420, 60019), (470, 53634), (564, 44695), (658, 38310), (705, 35756), (940, 26817), (987, 25540), (1277, 19740), (1316, 19155), (1410, 17878), (1645, 15324), (1974, 12770), (2554, 9870), (2820, 8939), (3290, 7662), (3831, 6580), (3948, 6385), (4935, 5108)]