316421950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11321}}^1$

素因数の和:11389

約数の個数: 48

約数和(自身を含む): 648614736

約数和(自身を除く): 332192786

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 130, 215, 325, 430, 559, 650, 1075, 1118, 2150, 2795, 5590, 11321, 13975, 22642, 27950, 56605, 113210, 147173, 283025, 294346, 486803, 566050, 735865, 973606, 1471730, 2434015, 3679325, 4868030, 6328439, 7358650, 12170075, 12656878, 24340150, 31642195, 63284390, 158210975, 316421950]

約数ペア:

[(1, 316421950), (2, 158210975), (5, 63284390), (10, 31642195), (13, 24340150), (25, 12656878), (26, 12170075), (43, 7358650), (50, 6328439), (65, 4868030), (86, 3679325), (130, 2434015), (215, 1471730), (325, 973606), (430, 735865), (559, 566050), (650, 486803), (1075, 294346), (1118, 283025), (2150, 147173), (2795, 113210), (5590, 56605), (11321, 27950), (13975, 22642)]