90705040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39097}}^1$

素因数の和:39139

約数の個数: 40

約数和(自身を含む): 218166840

約数和(自身を除く): 127461800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 39097, 78194, 156388, 195485, 312776, 390970, 625552, 781940, 1133813, 1563880, 2267626, 3127760, 4535252, 5669065, 9070504, 11338130, 18141008, 22676260, 45352520, 90705040]

約数ペア:

[(1, 90705040), (2, 45352520), (4, 22676260), (5, 18141008), (8, 11338130), (10, 9070504), (16, 5669065), (20, 4535252), (29, 3127760), (40, 2267626), (58, 1563880), (80, 1133813), (116, 781940), (145, 625552), (232, 390970), (290, 312776), (464, 195485), (580, 156388), (1160, 78194), (2320, 39097)]