395014555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 556351488

約数和(自身を除く): 161336933

約数列:

[1, 5, 13, 31, 43, 47, 65, 97, 155, 215, 235, 403, 485, 559, 611, 1261, 1333, 1457, 2015, 2021, 2795, 3007, 3055, 4171, 4559, 6305, 6665, 7285, 10105, 15035, 17329, 18941, 20855, 22795, 26273, 39091, 54223, 59267, 62651, 86645, 94705, 129301, 131365, 141329, 195455, 196037, 271115, 296335, 313255, 646505, 706645, 814463, 980185, 1680913, 1837277, 2548481, 4072315, 6077147, 8404565, 9186385, 12742405, 30385735, 79002911, 395014555]

約数ペア:

[(1, 395014555), (5, 79002911), (13, 30385735), (31, 12742405), (43, 9186385), (47, 8404565), (65, 6077147), (97, 4072315), (155, 2548481), (215, 1837277), (235, 1680913), (403, 980185), (485, 814463), (559, 706645), (611, 646505), (1261, 313255), (1333, 296335), (1457, 271115), (2015, 196037), (2021, 195455), (2795, 141329), (3007, 131365), (3055, 129301), (4171, 94705), (4559, 86645), (6305, 62651), (6665, 59267), (7285, 54223), (10105, 39091), (15035, 26273), (17329, 22795), (18941, 20855)]