81145470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{55201}}^1$

素因数の和:55225

約数の個数: 48

約数和(自身を含む): 226549008

約数和(自身を除く): 145403538

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 55201, 110402, 165603, 276005, 331206, 386407, 552010, 772814, 828015, 1159221, 1656030, 1932035, 2318442, 2704849, 3864070, 5409698, 5796105, 8114547, 11592210, 13524245, 16229094, 27048490, 40572735, 81145470]

約数ペア:

[(1, 81145470), (2, 40572735), (3, 27048490), (5, 16229094), (6, 13524245), (7, 11592210), (10, 8114547), (14, 5796105), (15, 5409698), (21, 3864070), (30, 2704849), (35, 2318442), (42, 1932035), (49, 1656030), (70, 1159221), (98, 828015), (105, 772814), (147, 552010), (210, 386407), (245, 331206), (294, 276005), (490, 165603), (735, 110402), (1470, 55201)]