87137982100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1558819}}^1$

素因数の和:1558889

約数の個数: 72

約数和(自身を含む): 208370587040

約数和(自身を除く): 121232604940

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 860, 1075, 1118, 1300, 2150, 2236, 2795, 4300, 5590, 11180, 13975, 27950, 55900, 1558819, 3117638, 6235276, 7794095, 15588190, 20264647, 31176380, 38970475, 40529294, 67029217, 77940950, 81058588, 101323235, 134058434, 155881900, 202646470, 268116868, 335146085, 405292940, 506616175, 670292170, 871379821, 1013232350, 1340584340, 1675730425, 1742759642, 2026464700, 3351460850, 3485519284, 4356899105, 6702921700, 8713798210, 17427596420, 21784495525, 43568991050, 87137982100]

約数ペア:

[(1, 87137982100), (2, 43568991050), (4, 21784495525), (5, 17427596420), (10, 8713798210), (13, 6702921700), (20, 4356899105), (25, 3485519284), (26, 3351460850), (43, 2026464700), (50, 1742759642), (52, 1675730425), (65, 1340584340), (86, 1013232350), (100, 871379821), (130, 670292170), (172, 506616175), (215, 405292940), (260, 335146085), (325, 268116868), (430, 202646470), (559, 155881900), (650, 134058434), (860, 101323235), (1075, 81058588), (1118, 77940950), (1300, 67029217), (2150, 40529294), (2236, 38970475), (2795, 31176380), (4300, 20264647), (5590, 15588190), (11180, 7794095), (13975, 6235276), (27950, 3117638), (55900, 1558819)]