63810280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1613}}^1$

素因数の和:1690

約数の個数: 64

約数和(自身を含む): 153394560

約数和(自身を除く): 89584280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 860, 920, 989, 1613, 1720, 1978, 3226, 3956, 4945, 6452, 7912, 8065, 9890, 12904, 16130, 19780, 32260, 37099, 39560, 64520, 69359, 74198, 138718, 148396, 185495, 277436, 296792, 346795, 370990, 554872, 693590, 741980, 1387180, 1483960, 1595257, 2774360, 3190514, 6381028, 7976285, 12762056, 15952570, 31905140, 63810280]

約数ペア:

[(1, 63810280), (2, 31905140), (4, 15952570), (5, 12762056), (8, 7976285), (10, 6381028), (20, 3190514), (23, 2774360), (40, 1595257), (43, 1483960), (46, 1387180), (86, 741980), (92, 693590), (115, 554872), (172, 370990), (184, 346795), (215, 296792), (230, 277436), (344, 185495), (430, 148396), (460, 138718), (860, 74198), (920, 69359), (989, 64520), (1613, 39560), (1720, 37099), (1978, 32260), (3226, 19780), (3956, 16130), (4945, 12904), (6452, 9890), (7912, 8065)]