25411680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{2521}}^1$

素因数の和:2549

約数の個数: 144

約数和(自身を含む): 99144864

約数和(自身を除く): 73733184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 2521, 3360, 5040, 5042, 7563, 10080, 10084, 12605, 15126, 17647, 20168, 22689, 25210, 30252, 35294, 37815, 40336, 45378, 50420, 52941, 60504, 70588, 75630, 80672, 88235, 90756, 100840, 105882, 113445, 121008, 141176, 151260, 158823, 176470, 181512, 201680, 211764, 226890, 242016, 264705, 282352, 302520, 317646, 352940, 363024, 403360, 423528, 453780, 529410, 564704, 605040, 635292, 705880, 726048, 794115, 847056, 907560, 1058820, 1210080, 1270584, 1411760, 1588230, 1694112, 1815120, 2117640, 2541168, 2823520, 3176460, 3630240, 4235280, 5082336, 6352920, 8470560, 12705840, 25411680]

約数ペア:

[(1, 25411680), (2, 12705840), (3, 8470560), (4, 6352920), (5, 5082336), (6, 4235280), (7, 3630240), (8, 3176460), (9, 2823520), (10, 2541168), (12, 2117640), (14, 1815120), (15, 1694112), (16, 1588230), (18, 1411760), (20, 1270584), (21, 1210080), (24, 1058820), (28, 907560), (30, 847056), (32, 794115), (35, 726048), (36, 705880), (40, 635292), (42, 605040), (45, 564704), (48, 529410), (56, 453780), (60, 423528), (63, 403360), (70, 363024), (72, 352940), (80, 317646), (84, 302520), (90, 282352), (96, 264705), (105, 242016), (112, 226890), (120, 211764), (126, 201680), (140, 181512), (144, 176470), (160, 158823), (168, 151260), (180, 141176), (210, 121008), (224, 113445), (240, 105882), (252, 100840), (280, 90756), (288, 88235), (315, 80672), (336, 75630), (360, 70588), (420, 60504), (480, 52941), (504, 50420), (560, 45378), (630, 40336), (672, 37815), (720, 35294), (840, 30252), (1008, 25210), (1120, 22689), (1260, 20168), (1440, 17647), (1680, 15126), (2016, 12605), (2520, 10084), (2521, 10080), (3360, 7563), (5040, 5042)]