78250172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19543}}^1$

素因数の和:19578

約数の個数: 48

約数和(自身を含む): 183869952

約数和(自身を除く): 105619780

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 19543, 39086, 78172, 136801, 214973, 254059, 273602, 429946, 508118, 547204, 859892, 1016236, 1504811, 1778413, 2794649, 3009622, 3556826, 5589298, 6019244, 7113652, 11178596, 19562543, 39125086, 78250172]

約数ペア:

[(1, 78250172), (2, 39125086), (4, 19562543), (7, 11178596), (11, 7113652), (13, 6019244), (14, 5589298), (22, 3556826), (26, 3009622), (28, 2794649), (44, 1778413), (52, 1504811), (77, 1016236), (91, 859892), (143, 547204), (154, 508118), (182, 429946), (286, 273602), (308, 254059), (364, 214973), (572, 136801), (1001, 78172), (2002, 39086), (4004, 19543)]