29123900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 69776784

約数和(自身を除く): 40652884

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 521, 559, 650, 860, 1042, 1075, 1118, 1300, 2084, 2150, 2236, 2605, 2795, 4300, 5210, 5590, 6773, 10420, 11180, 13025, 13546, 13975, 22403, 26050, 27092, 27950, 33865, 44806, 52100, 55900, 67730, 89612, 112015, 135460, 169325, 224030, 291239, 338650, 448060, 560075, 582478, 677300, 1120150, 1164956, 1456195, 2240300, 2912390, 5824780, 7280975, 14561950, 29123900]

約数ペア:

[(1, 29123900), (2, 14561950), (4, 7280975), (5, 5824780), (10, 2912390), (13, 2240300), (20, 1456195), (25, 1164956), (26, 1120150), (43, 677300), (50, 582478), (52, 560075), (65, 448060), (86, 338650), (100, 291239), (130, 224030), (172, 169325), (215, 135460), (260, 112015), (325, 89612), (430, 67730), (521, 55900), (559, 52100), (650, 44806), (860, 33865), (1042, 27950), (1075, 27092), (1118, 26050), (1300, 22403), (2084, 13975), (2150, 13546), (2236, 13025), (2605, 11180), (2795, 10420), (4300, 6773), (5210, 5590)]