25760140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4973}}^1$

素因数の和:5026

約数の個数: 48

約数和(自身を含む): 63508032

約数和(自身を除く): 37747892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 4973, 5180, 9946, 19892, 24865, 34811, 49730, 69622, 99460, 139244, 174055, 184001, 348110, 368002, 696220, 736004, 920005, 1288007, 1840010, 2576014, 3680020, 5152028, 6440035, 12880070, 25760140]

約数ペア:

[(1, 25760140), (2, 12880070), (4, 6440035), (5, 5152028), (7, 3680020), (10, 2576014), (14, 1840010), (20, 1288007), (28, 920005), (35, 736004), (37, 696220), (70, 368002), (74, 348110), (140, 184001), (148, 174055), (185, 139244), (259, 99460), (370, 69622), (518, 49730), (740, 34811), (1036, 24865), (1295, 19892), (2590, 9946), (4973, 5180)]