170777980

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 364117824

約数和(自身を除く): 193339844

約数列:

[1, 2, 4, 5, 10, 20, 151, 193, 293, 302, 386, 586, 604, 755, 772, 965, 1172, 1465, 1510, 1930, 2930, 3020, 3860, 5860, 29143, 44243, 56549, 58286, 88486, 113098, 116572, 145715, 176972, 221215, 226196, 282745, 291430, 442430, 565490, 582860, 884860, 1130980, 8538899, 17077798, 34155596, 42694495, 85388990, 170777980]

約数ペア:

[(1, 170777980), (2, 85388990), (4, 42694495), (5, 34155596), (10, 17077798), (20, 8538899), (151, 1130980), (193, 884860), (293, 582860), (302, 565490), (386, 442430), (586, 291430), (604, 282745), (755, 226196), (772, 221215), (965, 176972), (1172, 145715), (1465, 116572), (1510, 113098), (1930, 88486), (2930, 58286), (3020, 56549), (3860, 44243), (5860, 29143)]