80233960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{547}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 191361600

約数和(自身を除く): 111127640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 193, 380, 386, 547, 760, 772, 965, 1094, 1544, 1930, 2188, 2735, 3667, 3860, 4376, 5470, 7334, 7720, 10393, 10940, 14668, 18335, 20786, 21880, 29336, 36670, 41572, 51965, 73340, 83144, 103930, 105571, 146680, 207860, 211142, 415720, 422284, 527855, 844568, 1055710, 2005849, 2111420, 4011698, 4222840, 8023396, 10029245, 16046792, 20058490, 40116980, 80233960]

約数ペア:

[(1, 80233960), (2, 40116980), (4, 20058490), (5, 16046792), (8, 10029245), (10, 8023396), (19, 4222840), (20, 4011698), (38, 2111420), (40, 2005849), (76, 1055710), (95, 844568), (152, 527855), (190, 422284), (193, 415720), (380, 211142), (386, 207860), (547, 146680), (760, 105571), (772, 103930), (965, 83144), (1094, 73340), (1544, 51965), (1930, 41572), (2188, 36670), (2735, 29336), (3667, 21880), (3860, 20786), (4376, 18335), (5470, 14668), (7334, 10940), (7720, 10393)]