65356840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{431}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 156764160

約数和(自身を除く): 91407320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 223, 340, 431, 446, 680, 862, 892, 1115, 1724, 1784, 2155, 2230, 3448, 3791, 4310, 4460, 7327, 7582, 8620, 8920, 14654, 15164, 17240, 18955, 29308, 30328, 36635, 37910, 58616, 73270, 75820, 96113, 146540, 151640, 192226, 293080, 384452, 480565, 768904, 961130, 1633921, 1922260, 3267842, 3844520, 6535684, 8169605, 13071368, 16339210, 32678420, 65356840]

約数ペア:

[(1, 65356840), (2, 32678420), (4, 16339210), (5, 13071368), (8, 8169605), (10, 6535684), (17, 3844520), (20, 3267842), (34, 1922260), (40, 1633921), (68, 961130), (85, 768904), (136, 480565), (170, 384452), (223, 293080), (340, 192226), (431, 151640), (446, 146540), (680, 96113), (862, 75820), (892, 73270), (1115, 58616), (1724, 37910), (1784, 36635), (2155, 30328), (2230, 29308), (3448, 18955), (3791, 17240), (4310, 15164), (4460, 14654), (7327, 8920), (7582, 8620)]