82894120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 193447440

約数和(自身を除く): 110553320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 61, 106, 122, 212, 244, 265, 305, 424, 488, 530, 610, 641, 1060, 1220, 1282, 2120, 2440, 2564, 3205, 3233, 5128, 6410, 6466, 12820, 12932, 16165, 25640, 25864, 32330, 33973, 39101, 64660, 67946, 78202, 129320, 135892, 156404, 169865, 195505, 271784, 312808, 339730, 391010, 679460, 782020, 1358920, 1564040, 2072353, 4144706, 8289412, 10361765, 16578824, 20723530, 41447060, 82894120]

約数ペア:

[(1, 82894120), (2, 41447060), (4, 20723530), (5, 16578824), (8, 10361765), (10, 8289412), (20, 4144706), (40, 2072353), (53, 1564040), (61, 1358920), (106, 782020), (122, 679460), (212, 391010), (244, 339730), (265, 312808), (305, 271784), (424, 195505), (488, 169865), (530, 156404), (610, 135892), (641, 129320), (1060, 78202), (1220, 67946), (1282, 64660), (2120, 39101), (2440, 33973), (2564, 32330), (3205, 25864), (3233, 25640), (5128, 16165), (6410, 12932), (6466, 12820)]