74253440

素因数分解:

$2^7\times 5^1\times {\mathrm{181}}^1\times {\mathrm{641}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 178771320

約数和(自身を除く): 104517880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 320, 362, 640, 641, 724, 905, 1282, 1448, 1810, 2564, 2896, 3205, 3620, 5128, 5792, 6410, 7240, 10256, 11584, 12820, 14480, 20512, 23168, 25640, 28960, 41024, 51280, 57920, 82048, 102560, 115840, 116021, 205120, 232042, 410240, 464084, 580105, 928168, 1160210, 1856336, 2320420, 3712672, 4640840, 7425344, 9281680, 14850688, 18563360, 37126720, 74253440]

約数ペア:

[(1, 74253440), (2, 37126720), (4, 18563360), (5, 14850688), (8, 9281680), (10, 7425344), (16, 4640840), (20, 3712672), (32, 2320420), (40, 1856336), (64, 1160210), (80, 928168), (128, 580105), (160, 464084), (181, 410240), (320, 232042), (362, 205120), (640, 116021), (641, 115840), (724, 102560), (905, 82048), (1282, 57920), (1448, 51280), (1810, 41024), (2564, 28960), (2896, 25640), (3205, 23168), (3620, 20512), (5128, 14480), (5792, 12820), (6410, 11584), (7240, 10256)]