84807680

素因数分解:

$2^{12}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 104

約数和(自身を含む): 210541464

約数和(自身を除く): 125733784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 101, 128, 160, 164, 202, 205, 256, 320, 328, 404, 410, 505, 512, 640, 656, 808, 820, 1010, 1024, 1280, 1312, 1616, 1640, 2020, 2048, 2560, 2624, 3232, 3280, 4040, 4096, 4141, 5120, 5248, 6464, 6560, 8080, 8282, 10240, 10496, 12928, 13120, 16160, 16564, 20480, 20705, 20992, 25856, 26240, 32320, 33128, 41410, 41984, 51712, 52480, 64640, 66256, 82820, 83968, 103424, 104960, 129280, 132512, 165640, 167936, 206848, 209920, 258560, 265024, 331280, 413696, 419840, 517120, 530048, 662560, 839680, 1034240, 1060096, 1325120, 2068480, 2120192, 2650240, 4240384, 5300480, 8480768, 10600960, 16961536, 21201920, 42403840, 84807680]

約数ペア:

[(1, 84807680), (2, 42403840), (4, 21201920), (5, 16961536), (8, 10600960), (10, 8480768), (16, 5300480), (20, 4240384), (32, 2650240), (40, 2120192), (41, 2068480), (64, 1325120), (80, 1060096), (82, 1034240), (101, 839680), (128, 662560), (160, 530048), (164, 517120), (202, 419840), (205, 413696), (256, 331280), (320, 265024), (328, 258560), (404, 209920), (410, 206848), (505, 167936), (512, 165640), (640, 132512), (656, 129280), (808, 104960), (820, 103424), (1010, 83968), (1024, 82820), (1280, 66256), (1312, 64640), (1616, 52480), (1640, 51712), (2020, 41984), (2048, 41410), (2560, 33128), (2624, 32320), (3232, 26240), (3280, 25856), (4040, 20992), (4096, 20705), (4141, 20480), (5120, 16564), (5248, 16160), (6464, 13120), (6560, 12928), (8080, 10496), (8282, 10240)]