80032120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5393}}^1$

素因数の和:5464

約数の個数: 64

約数和(自身を含む): 209718720

約数和(自身を除く): 129686600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 5393, 7420, 10786, 14840, 21572, 26965, 37751, 43144, 53930, 75502, 107860, 151004, 188755, 215720, 285829, 302008, 377510, 571658, 755020, 1143316, 1429145, 1510040, 2000803, 2286632, 2858290, 4001606, 5716580, 8003212, 10004015, 11433160, 16006424, 20008030, 40016060, 80032120]

約数ペア:

[(1, 80032120), (2, 40016060), (4, 20008030), (5, 16006424), (7, 11433160), (8, 10004015), (10, 8003212), (14, 5716580), (20, 4001606), (28, 2858290), (35, 2286632), (40, 2000803), (53, 1510040), (56, 1429145), (70, 1143316), (106, 755020), (140, 571658), (212, 377510), (265, 302008), (280, 285829), (371, 215720), (424, 188755), (530, 151004), (742, 107860), (1060, 75502), (1484, 53930), (1855, 43144), (2120, 37751), (2968, 26965), (3710, 21572), (5393, 14840), (7420, 10786)]