81502954

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 138875040

約数和(自身を除く): 57372086

約数列:

[1, 2, 13, 26, 59, 61, 67, 118, 122, 134, 169, 338, 767, 793, 871, 1534, 1586, 1742, 3599, 3953, 4087, 7198, 7906, 8174, 9971, 10309, 11323, 19942, 20618, 22646, 46787, 51389, 53131, 93574, 102778, 106262, 241133, 482266, 608231, 668057, 690703, 1216462, 1336114, 1381406, 3134729, 6269458, 40751477, 81502954]

約数ペア:

[(1, 81502954), (2, 40751477), (13, 6269458), (26, 3134729), (59, 1381406), (61, 1336114), (67, 1216462), (118, 690703), (122, 668057), (134, 608231), (169, 482266), (338, 241133), (767, 106262), (793, 102778), (871, 93574), (1534, 53131), (1586, 51389), (1742, 46787), (3599, 22646), (3953, 20618), (4087, 19942), (7198, 11323), (7906, 10309), (8174, 9971)]