65185480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 156317040

約数和(自身を除く): 91131560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 257, 340, 373, 514, 680, 746, 1028, 1285, 1492, 1865, 2056, 2570, 2984, 3730, 4369, 5140, 6341, 7460, 8738, 10280, 12682, 14920, 17476, 21845, 25364, 31705, 34952, 43690, 50728, 63410, 87380, 95861, 126820, 174760, 191722, 253640, 383444, 479305, 766888, 958610, 1629637, 1917220, 3259274, 3834440, 6518548, 8148185, 13037096, 16296370, 32592740, 65185480]

約数ペア:

[(1, 65185480), (2, 32592740), (4, 16296370), (5, 13037096), (8, 8148185), (10, 6518548), (17, 3834440), (20, 3259274), (34, 1917220), (40, 1629637), (68, 958610), (85, 766888), (136, 479305), (170, 383444), (257, 253640), (340, 191722), (373, 174760), (514, 126820), (680, 95861), (746, 87380), (1028, 63410), (1285, 50728), (1492, 43690), (1865, 34952), (2056, 31705), (2570, 25364), (2984, 21845), (3730, 17476), (4369, 14920), (5140, 12682), (6341, 10280), (7460, 8738)]