25722560

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2593}}^1$

素因数の和:2641

約数の個数: 56

約数和(自身を含む): 63252096

約数和(自身を除く): 37529536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 2593, 4960, 5186, 9920, 10372, 12965, 20744, 25930, 41488, 51860, 80383, 82976, 103720, 160766, 165952, 207440, 321532, 401915, 414880, 643064, 803830, 829760, 1286128, 1607660, 2572256, 3215320, 5144512, 6430640, 12861280, 25722560]

約数ペア:

[(1, 25722560), (2, 12861280), (4, 6430640), (5, 5144512), (8, 3215320), (10, 2572256), (16, 1607660), (20, 1286128), (31, 829760), (32, 803830), (40, 643064), (62, 414880), (64, 401915), (80, 321532), (124, 207440), (155, 165952), (160, 160766), (248, 103720), (310, 82976), (320, 80383), (496, 51860), (620, 41488), (992, 25930), (1240, 20744), (1984, 12965), (2480, 10372), (2593, 9920), (4960, 5186)]