74513920

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2239}}^1$

素因数の和:2275

約数の個数: 80

約数和(自身を含む): 192487680

約数和(自身を除く): 117973760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2239, 2560, 3328, 4160, 4478, 6656, 8320, 8956, 11195, 16640, 17912, 22390, 29107, 33280, 35824, 44780, 58214, 71648, 89560, 116428, 143296, 145535, 179120, 232856, 286592, 291070, 358240, 465712, 573184, 582140, 716480, 931424, 1146368, 1164280, 1432960, 1862848, 2328560, 2865920, 3725696, 4657120, 5731840, 7451392, 9314240, 14902784, 18628480, 37256960, 74513920]

約数ペア:

[(1, 74513920), (2, 37256960), (4, 18628480), (5, 14902784), (8, 9314240), (10, 7451392), (13, 5731840), (16, 4657120), (20, 3725696), (26, 2865920), (32, 2328560), (40, 1862848), (52, 1432960), (64, 1164280), (65, 1146368), (80, 931424), (104, 716480), (128, 582140), (130, 573184), (160, 465712), (208, 358240), (256, 291070), (260, 286592), (320, 232856), (416, 179120), (512, 145535), (520, 143296), (640, 116428), (832, 89560), (1040, 71648), (1280, 58214), (1664, 44780), (2080, 35824), (2239, 33280), (2560, 29107), (3328, 22390), (4160, 17912), (4478, 16640), (6656, 11195), (8320, 8956)]