25257420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{5197}}^1$

素因数の和:5221

約数の個数: 72

約数和(自身を含む): 79467024

約数和(自身を除く): 54209604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 5197, 10394, 15591, 20788, 25985, 31182, 46773, 51970, 62364, 77955, 93546, 103940, 140319, 155910, 187092, 233865, 280638, 311820, 420957, 467730, 561276, 701595, 841914, 935460, 1262871, 1403190, 1683828, 2104785, 2525742, 2806380, 4209570, 5051484, 6314355, 8419140, 12628710, 25257420]

約数ペア:

[(1, 25257420), (2, 12628710), (3, 8419140), (4, 6314355), (5, 5051484), (6, 4209570), (9, 2806380), (10, 2525742), (12, 2104785), (15, 1683828), (18, 1403190), (20, 1262871), (27, 935460), (30, 841914), (36, 701595), (45, 561276), (54, 467730), (60, 420957), (81, 311820), (90, 280638), (108, 233865), (135, 187092), (162, 155910), (180, 140319), (243, 103940), (270, 93546), (324, 77955), (405, 62364), (486, 51970), (540, 46773), (810, 31182), (972, 25985), (1215, 20788), (1620, 15591), (2430, 10394), (4860, 5197)]