75982820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{1021}}^1$

素因数の和:1152

約数の個数: 36

約数和(自身を含む): 162381492

約数和(自身を除く): 86398672

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1021, 1220, 2042, 3721, 4084, 5105, 7442, 10210, 14884, 18605, 20420, 37210, 62281, 74420, 124562, 249124, 311405, 622810, 1245620, 3799141, 7598282, 15196564, 18995705, 37991410, 75982820]

約数ペア:

[(1, 75982820), (2, 37991410), (4, 18995705), (5, 15196564), (10, 7598282), (20, 3799141), (61, 1245620), (122, 622810), (244, 311405), (305, 249124), (610, 124562), (1021, 74420), (1220, 62281), (2042, 37210), (3721, 20420), (4084, 18605), (5105, 14884), (7442, 10210)]