2545280

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 6297480

約数和(自身を除く): 3752200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 97, 128, 160, 164, 194, 205, 320, 328, 388, 410, 485, 640, 656, 776, 820, 970, 1312, 1552, 1640, 1940, 2624, 3104, 3280, 3880, 3977, 5248, 6208, 6560, 7760, 7954, 12416, 13120, 15520, 15908, 19885, 26240, 31040, 31816, 39770, 62080, 63632, 79540, 127264, 159080, 254528, 318160, 509056, 636320, 1272640, 2545280]

約数ペア:

[(1, 2545280), (2, 1272640), (4, 636320), (5, 509056), (8, 318160), (10, 254528), (16, 159080), (20, 127264), (32, 79540), (40, 63632), (41, 62080), (64, 39770), (80, 31816), (82, 31040), (97, 26240), (128, 19885), (160, 15908), (164, 15520), (194, 13120), (205, 12416), (320, 7954), (328, 7760), (388, 6560), (410, 6208), (485, 5248), (640, 3977), (656, 3880), (776, 3280), (820, 3104), (970, 2624), (1312, 1940), (1552, 1640)]