408075850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{6899}}^1$

素因数の和:6944

約数の個数: 72

約数和(自身を含む): 939448800

約数和(自身を除く): 531372950

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 169, 175, 182, 325, 338, 350, 455, 650, 845, 910, 1183, 1690, 2275, 2366, 4225, 4550, 5915, 6899, 8450, 11830, 13798, 29575, 34495, 48293, 59150, 68990, 89687, 96586, 172475, 179374, 241465, 344950, 448435, 482930, 627809, 896870, 1165931, 1207325, 1255618, 2242175, 2331862, 2414650, 3139045, 4484350, 5829655, 6278090, 8161517, 11659310, 15695225, 16323034, 29148275, 31390450, 40807585, 58296550, 81615170, 204037925, 408075850]

約数ペア:

[(1, 408075850), (2, 204037925), (5, 81615170), (7, 58296550), (10, 40807585), (13, 31390450), (14, 29148275), (25, 16323034), (26, 15695225), (35, 11659310), (50, 8161517), (65, 6278090), (70, 5829655), (91, 4484350), (130, 3139045), (169, 2414650), (175, 2331862), (182, 2242175), (325, 1255618), (338, 1207325), (350, 1165931), (455, 896870), (650, 627809), (845, 482930), (910, 448435), (1183, 344950), (1690, 241465), (2275, 179374), (2366, 172475), (4225, 96586), (4550, 89687), (5915, 68990), (6899, 59150), (8450, 48293), (11830, 34495), (13798, 29575)]