90071552

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 80

約数和(自身を含む): 194451840

約数和(自身を除く): 104380288

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 128, 152, 188, 197, 256, 304, 376, 394, 512, 608, 752, 788, 893, 1216, 1504, 1576, 1786, 2432, 3008, 3152, 3572, 3743, 4864, 6016, 6304, 7144, 7486, 9259, 9728, 12032, 12608, 14288, 14972, 18518, 24064, 25216, 28576, 29944, 37036, 50432, 57152, 59888, 74072, 100864, 114304, 119776, 148144, 175921, 228608, 239552, 296288, 351842, 457216, 479104, 592576, 703684, 958208, 1185152, 1407368, 1916416, 2370304, 2814736, 4740608, 5629472, 11258944, 22517888, 45035776, 90071552]

約数ペア:

[(1, 90071552), (2, 45035776), (4, 22517888), (8, 11258944), (16, 5629472), (19, 4740608), (32, 2814736), (38, 2370304), (47, 1916416), (64, 1407368), (76, 1185152), (94, 958208), (128, 703684), (152, 592576), (188, 479104), (197, 457216), (256, 351842), (304, 296288), (376, 239552), (394, 228608), (512, 175921), (608, 148144), (752, 119776), (788, 114304), (893, 100864), (1216, 74072), (1504, 59888), (1576, 57152), (1786, 50432), (2432, 37036), (3008, 29944), (3152, 28576), (3572, 25216), (3743, 24064), (4864, 18518), (6016, 14972), (6304, 14288), (7144, 12608), (7486, 12032), (9259, 9728)]