718997200

素因数分解:

$2^4\times 5^2\times {\mathrm{107}}^2\times {\mathrm{157}}^1$

素因数の和:389

約数の個数: 90

約数和(自身を含む): 1754791766

約数和(自身を除く): 1035794566

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 107, 157, 200, 214, 314, 400, 428, 535, 628, 785, 856, 1070, 1256, 1570, 1712, 2140, 2512, 2675, 3140, 3925, 4280, 5350, 6280, 7850, 8560, 10700, 11449, 12560, 15700, 16799, 21400, 22898, 31400, 33598, 42800, 45796, 57245, 62800, 67196, 83995, 91592, 114490, 134392, 167990, 183184, 228980, 268784, 286225, 335980, 419975, 457960, 572450, 671960, 839950, 915920, 1144900, 1343920, 1679900, 1797493, 2289800, 3359800, 3594986, 4579600, 6719600, 7189972, 8987465, 14379944, 17974930, 28759888, 35949860, 44937325, 71899720, 89874650, 143799440, 179749300, 359498600, 718997200]

約数ペア:

[(1, 718997200), (2, 359498600), (4, 179749300), (5, 143799440), (8, 89874650), (10, 71899720), (16, 44937325), (20, 35949860), (25, 28759888), (40, 17974930), (50, 14379944), (80, 8987465), (100, 7189972), (107, 6719600), (157, 4579600), (200, 3594986), (214, 3359800), (314, 2289800), (400, 1797493), (428, 1679900), (535, 1343920), (628, 1144900), (785, 915920), (856, 839950), (1070, 671960), (1256, 572450), (1570, 457960), (1712, 419975), (2140, 335980), (2512, 286225), (2675, 268784), (3140, 228980), (3925, 183184), (4280, 167990), (5350, 134392), (6280, 114490), (7850, 91592), (8560, 83995), (10700, 67196), (11449, 62800), (12560, 57245), (15700, 45796), (16799, 42800), (21400, 33598), (22898, 31400)]