71172530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:803

約数の個数: 64

約数和(自身を含む): 152845056

約数和(自身を除く): 81672526

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 701, 710, 715, 781, 923, 1402, 1430, 1562, 1846, 3505, 3905, 4615, 7010, 7711, 7810, 9113, 9230, 10153, 15422, 18226, 20306, 38555, 45565, 49771, 50765, 77110, 91130, 99542, 100243, 101530, 200486, 248855, 497710, 501215, 547481, 647023, 1002430, 1094962, 1294046, 2737405, 3235115, 5474810, 6470230, 7117253, 14234506, 35586265, 71172530]

約数ペア:

[(1, 71172530), (2, 35586265), (5, 14234506), (10, 7117253), (11, 6470230), (13, 5474810), (22, 3235115), (26, 2737405), (55, 1294046), (65, 1094962), (71, 1002430), (110, 647023), (130, 547481), (142, 501215), (143, 497710), (286, 248855), (355, 200486), (701, 101530), (710, 100243), (715, 99542), (781, 91130), (923, 77110), (1402, 50765), (1430, 49771), (1562, 45565), (1846, 38555), (3505, 20306), (3905, 18226), (4615, 15422), (7010, 10153), (7711, 9230), (7810, 9113)]