64629790

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 119322720

約数和(自身を除く): 54692930

約数列:

[1, 2, 5, 10, 53, 106, 197, 265, 394, 530, 619, 985, 1238, 1970, 3095, 6190, 10441, 20882, 32807, 52205, 65614, 104410, 121943, 164035, 243886, 328070, 609715, 1219430, 6462979, 12925958, 32314895, 64629790]

約数ペア:

[(1, 64629790), (2, 32314895), (5, 12925958), (10, 6462979), (53, 1219430), (106, 609715), (197, 328070), (265, 243886), (394, 164035), (530, 121943), (619, 104410), (985, 65614), (1238, 52205), (1970, 32807), (3095, 20882), (6190, 10441)]