25299520

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:647

約数の個数: 56

約数和(自身を含む): 60725304

約数和(自身を除く): 35425784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 457, 692, 865, 914, 1384, 1730, 1828, 2285, 2768, 3460, 3656, 4570, 5536, 6920, 7312, 9140, 11072, 13840, 14624, 18280, 27680, 29248, 36560, 55360, 73120, 79061, 146240, 158122, 316244, 395305, 632488, 790610, 1264976, 1581220, 2529952, 3162440, 5059904, 6324880, 12649760, 25299520]

約数ペア:

[(1, 25299520), (2, 12649760), (4, 6324880), (5, 5059904), (8, 3162440), (10, 2529952), (16, 1581220), (20, 1264976), (32, 790610), (40, 632488), (64, 395305), (80, 316244), (160, 158122), (173, 146240), (320, 79061), (346, 73120), (457, 55360), (692, 36560), (865, 29248), (914, 27680), (1384, 18280), (1730, 14624), (1828, 13840), (2285, 11072), (2768, 9140), (3460, 7312), (3656, 6920), (4570, 5536)]