161451950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12763}}^1$

素因数の和:12809

約数の個数: 48

約数和(自身を含む): 341870976

約数和(自身を除く): 180419026

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1150, 1265, 2530, 6325, 12650, 12763, 25526, 63815, 127630, 140393, 280786, 293549, 319075, 587098, 638150, 701965, 1403930, 1467745, 2935490, 3229039, 3509825, 6458078, 7019650, 7338725, 14677450, 16145195, 32290390, 80725975, 161451950]

約数ペア:

[(1, 161451950), (2, 80725975), (5, 32290390), (10, 16145195), (11, 14677450), (22, 7338725), (23, 7019650), (25, 6458078), (46, 3509825), (50, 3229039), (55, 2935490), (110, 1467745), (115, 1403930), (230, 701965), (253, 638150), (275, 587098), (506, 319075), (550, 293549), (575, 280786), (1150, 140393), (1265, 127630), (2530, 63815), (6325, 25526), (12650, 12763)]