71678800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 120

約数和(自身を含む): 185988096

約数和(自身を除く): 114309296

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 83, 85, 100, 127, 136, 166, 170, 200, 254, 272, 332, 340, 400, 415, 425, 508, 635, 664, 680, 830, 850, 1016, 1270, 1328, 1360, 1411, 1660, 1700, 2032, 2075, 2159, 2540, 2822, 3175, 3320, 3400, 4150, 4318, 5080, 5644, 6350, 6640, 6800, 7055, 8300, 8636, 10160, 10541, 10795, 11288, 12700, 14110, 16600, 17272, 21082, 21590, 22576, 25400, 28220, 33200, 34544, 35275, 42164, 43180, 50800, 52705, 53975, 56440, 70550, 84328, 86360, 105410, 107950, 112880, 141100, 168656, 172720, 179197, 210820, 215900, 263525, 282200, 358394, 421640, 431800, 527050, 564400, 716788, 843280, 863600, 895985, 1054100, 1433576, 1791970, 2108200, 2867152, 3583940, 4216400, 4479925, 7167880, 8959850, 14335760, 17919700, 35839400, 71678800]

約数ペア:

[(1, 71678800), (2, 35839400), (4, 17919700), (5, 14335760), (8, 8959850), (10, 7167880), (16, 4479925), (17, 4216400), (20, 3583940), (25, 2867152), (34, 2108200), (40, 1791970), (50, 1433576), (68, 1054100), (80, 895985), (83, 863600), (85, 843280), (100, 716788), (127, 564400), (136, 527050), (166, 431800), (170, 421640), (200, 358394), (254, 282200), (272, 263525), (332, 215900), (340, 210820), (400, 179197), (415, 172720), (425, 168656), (508, 141100), (635, 112880), (664, 107950), (680, 105410), (830, 86360), (850, 84328), (1016, 70550), (1270, 56440), (1328, 53975), (1360, 52705), (1411, 50800), (1660, 43180), (1700, 42164), (2032, 35275), (2075, 34544), (2159, 33200), (2540, 28220), (2822, 25400), (3175, 22576), (3320, 21590), (3400, 21082), (4150, 17272), (4318, 16600), (5080, 14110), (5644, 12700), (6350, 11288), (6640, 10795), (6800, 10541), (7055, 10160), (8300, 8636)]