82064920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12743}}^1$

素因数の和:12784

約数の個数: 64

約数和(自身を含む): 220216320

約数和(自身を除く): 138151400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 12743, 25486, 50972, 63715, 89201, 101944, 127430, 178402, 254860, 293089, 356804, 446005, 509720, 586178, 713608, 892010, 1172356, 1465445, 1784020, 2051623, 2344712, 2930890, 3568040, 4103246, 5861780, 8206492, 10258115, 11723560, 16412984, 20516230, 41032460, 82064920]

約数ペア:

[(1, 82064920), (2, 41032460), (4, 20516230), (5, 16412984), (7, 11723560), (8, 10258115), (10, 8206492), (14, 5861780), (20, 4103246), (23, 3568040), (28, 2930890), (35, 2344712), (40, 2051623), (46, 1784020), (56, 1465445), (70, 1172356), (92, 892010), (115, 713608), (140, 586178), (161, 509720), (184, 446005), (230, 356804), (280, 293089), (322, 254860), (460, 178402), (644, 127430), (805, 101944), (920, 89201), (1288, 63715), (1610, 50972), (3220, 25486), (6440, 12743)]