67818920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3181}}^1$

素因数の和:3246

約数の個数: 64

約数和(自身を含む): 168391440

約数和(自身を除く): 100572520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 3181, 4264, 5330, 6362, 10660, 12724, 15905, 21320, 25448, 31810, 41353, 63620, 82706, 127240, 130421, 165412, 206765, 260842, 330824, 413530, 521684, 652105, 827060, 1043368, 1304210, 1654120, 1695473, 2608420, 3390946, 5216840, 6781892, 8477365, 13563784, 16954730, 33909460, 67818920]

約数ペア:

[(1, 67818920), (2, 33909460), (4, 16954730), (5, 13563784), (8, 8477365), (10, 6781892), (13, 5216840), (20, 3390946), (26, 2608420), (40, 1695473), (41, 1654120), (52, 1304210), (65, 1043368), (82, 827060), (104, 652105), (130, 521684), (164, 413530), (205, 330824), (260, 260842), (328, 206765), (410, 165412), (520, 130421), (533, 127240), (820, 82706), (1066, 63620), (1640, 41353), (2132, 31810), (2665, 25448), (3181, 21320), (4264, 15905), (5330, 12724), (6362, 10660)]