66668672

素因数分解:

$2^7\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2011}}^1$

素因数の和:2069

約数の個数: 64

約数和(自身を含む): 155970240

約数和(自身を除く): 89301568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 259, 296, 448, 518, 592, 896, 1036, 1184, 2011, 2072, 2368, 4022, 4144, 4736, 8044, 8288, 14077, 16088, 16576, 28154, 32176, 33152, 56308, 64352, 74407, 112616, 128704, 148814, 225232, 257408, 297628, 450464, 520849, 595256, 900928, 1041698, 1190512, 1801856, 2083396, 2381024, 4166792, 4762048, 8333584, 9524096, 16667168, 33334336, 66668672]

約数ペア:

[(1, 66668672), (2, 33334336), (4, 16667168), (7, 9524096), (8, 8333584), (14, 4762048), (16, 4166792), (28, 2381024), (32, 2083396), (37, 1801856), (56, 1190512), (64, 1041698), (74, 900928), (112, 595256), (128, 520849), (148, 450464), (224, 297628), (259, 257408), (296, 225232), (448, 148814), (518, 128704), (592, 112616), (896, 74407), (1036, 64352), (1184, 56308), (2011, 33152), (2072, 32176), (2368, 28154), (4022, 16576), (4144, 16088), (4736, 14077), (8044, 8288)]