54621440

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 132205920

約数和(自身を除く): 77584480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 307, 320, 556, 614, 640, 695, 1112, 1228, 1280, 1390, 1535, 2224, 2456, 2780, 3070, 4448, 4912, 5560, 6140, 8896, 9824, 11120, 12280, 17792, 19648, 22240, 24560, 35584, 39296, 42673, 44480, 49120, 78592, 85346, 88960, 98240, 170692, 177920, 196480, 213365, 341384, 392960, 426730, 682768, 853460, 1365536, 1706920, 2731072, 3413840, 5462144, 6827680, 10924288, 13655360, 27310720, 54621440]

約数ペア:

[(1, 54621440), (2, 27310720), (4, 13655360), (5, 10924288), (8, 6827680), (10, 5462144), (16, 3413840), (20, 2731072), (32, 1706920), (40, 1365536), (64, 853460), (80, 682768), (128, 426730), (139, 392960), (160, 341384), (256, 213365), (278, 196480), (307, 177920), (320, 170692), (556, 98240), (614, 88960), (640, 85346), (695, 78592), (1112, 49120), (1228, 44480), (1280, 42673), (1390, 39296), (1535, 35584), (2224, 24560), (2456, 22240), (2780, 19648), (3070, 17792), (4448, 12280), (4912, 11120), (5560, 9824), (6140, 8896)]