159778325

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 245520000

約数和(自身を除く): 85741675

約数列:

[1, 5, 7, 17, 25, 35, 43, 85, 119, 175, 215, 301, 425, 595, 731, 1075, 1249, 1505, 2975, 3655, 5117, 6245, 7525, 8743, 18275, 21233, 25585, 31225, 43715, 53707, 106165, 127925, 148631, 218575, 268535, 375949, 530825, 743155, 913019, 1342675, 1879745, 3715775, 4565095, 6391133, 9398725, 22825475, 31955665, 159778325]

約数ペア:

[(1, 159778325), (5, 31955665), (7, 22825475), (17, 9398725), (25, 6391133), (35, 4565095), (43, 3715775), (85, 1879745), (119, 1342675), (175, 913019), (215, 743155), (301, 530825), (425, 375949), (595, 268535), (731, 218575), (1075, 148631), (1249, 127925), (1505, 106165), (2975, 53707), (3655, 43715), (5117, 31225), (6245, 25585), (7525, 21233), (8743, 18275)]