71231930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1275

約数の個数: 64

約数和(自身を含む): 162017280

約数和(自身を除く): 90785350

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 79, 110, 154, 158, 385, 395, 553, 770, 790, 869, 1106, 1171, 1738, 2342, 2765, 4345, 5530, 5855, 6083, 8197, 8690, 11710, 12166, 12881, 16394, 25762, 30415, 40985, 60830, 64405, 81970, 90167, 92509, 128810, 180334, 185018, 450835, 462545, 647563, 901670, 925090, 1017599, 1295126, 2035198, 3237815, 5087995, 6475630, 7123193, 10175990, 14246386, 35615965, 71231930]

約数ペア:

[(1, 71231930), (2, 35615965), (5, 14246386), (7, 10175990), (10, 7123193), (11, 6475630), (14, 5087995), (22, 3237815), (35, 2035198), (55, 1295126), (70, 1017599), (77, 925090), (79, 901670), (110, 647563), (154, 462545), (158, 450835), (385, 185018), (395, 180334), (553, 128810), (770, 92509), (790, 90167), (869, 81970), (1106, 64405), (1171, 60830), (1738, 40985), (2342, 30415), (2765, 25762), (4345, 16394), (5530, 12881), (5855, 12166), (6083, 11710), (8197, 8690)]