49642720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18251}}^1$

素因数の和:18283

約数の個数: 48

約数和(自身を含む): 124186608

約数和(自身を除く): 74543888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 18251, 36502, 73004, 91255, 146008, 182510, 292016, 310267, 365020, 584032, 620534, 730040, 1241068, 1460080, 1551335, 2482136, 2920160, 3102670, 4964272, 6205340, 9928544, 12410680, 24821360, 49642720]

約数ペア:

[(1, 49642720), (2, 24821360), (4, 12410680), (5, 9928544), (8, 6205340), (10, 4964272), (16, 3102670), (17, 2920160), (20, 2482136), (32, 1551335), (34, 1460080), (40, 1241068), (68, 730040), (80, 620534), (85, 584032), (136, 365020), (160, 310267), (170, 292016), (272, 182510), (340, 146008), (544, 91255), (680, 73004), (1360, 36502), (2720, 18251)]