72100070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{547}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 151806960

約数和(自身を除く): 79706890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 269, 490, 538, 547, 1094, 1345, 1883, 2690, 2735, 3766, 3829, 5470, 7658, 9415, 13181, 18830, 19145, 26362, 26803, 38290, 53606, 65905, 131810, 134015, 147143, 268030, 294286, 735715, 1030001, 1471430, 2060002, 5150005, 7210007, 10300010, 14420014, 36050035, 72100070]

約数ペア:

[(1, 72100070), (2, 36050035), (5, 14420014), (7, 10300010), (10, 7210007), (14, 5150005), (35, 2060002), (49, 1471430), (70, 1030001), (98, 735715), (245, 294286), (269, 268030), (490, 147143), (538, 134015), (547, 131810), (1094, 65905), (1345, 53606), (1883, 38290), (2690, 26803), (2735, 26362), (3766, 19145), (3829, 18830), (5470, 13181), (7658, 9415)]