248877075

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 421508736

約数和(自身を除く): 172631661

約数列:

[1, 3, 5, 15, 25, 73, 75, 131, 219, 347, 365, 393, 655, 1041, 1095, 1735, 1825, 1965, 3275, 5205, 5475, 8675, 9563, 9825, 25331, 26025, 28689, 45457, 47815, 75993, 126655, 136371, 143445, 227285, 239075, 379965, 633275, 681855, 717225, 1136425, 1899825, 3318361, 3409275, 9955083, 16591805, 49775415, 82959025, 248877075]

約数ペア:

[(1, 248877075), (3, 82959025), (5, 49775415), (15, 16591805), (25, 9955083), (73, 3409275), (75, 3318361), (131, 1899825), (219, 1136425), (347, 717225), (365, 681855), (393, 633275), (655, 379965), (1041, 239075), (1095, 227285), (1735, 143445), (1825, 136371), (1965, 126655), (3275, 75993), (5205, 47815), (5475, 45457), (8675, 28689), (9563, 26025), (9825, 25331)]