126988520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1423}}^1$

素因数の和:1554

約数の個数: 64

約数和(自身を含む): 301432320

約数和(自身を除く): 174443800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 97, 115, 184, 194, 230, 388, 460, 485, 776, 920, 970, 1423, 1940, 2231, 2846, 3880, 4462, 5692, 7115, 8924, 11155, 11384, 14230, 17848, 22310, 28460, 32729, 44620, 56920, 65458, 89240, 130916, 138031, 163645, 261832, 276062, 327290, 552124, 654580, 690155, 1104248, 1309160, 1380310, 2760620, 3174713, 5521240, 6349426, 12698852, 15873565, 25397704, 31747130, 63494260, 126988520]

約数ペア:

[(1, 126988520), (2, 63494260), (4, 31747130), (5, 25397704), (8, 15873565), (10, 12698852), (20, 6349426), (23, 5521240), (40, 3174713), (46, 2760620), (92, 1380310), (97, 1309160), (115, 1104248), (184, 690155), (194, 654580), (230, 552124), (388, 327290), (460, 276062), (485, 261832), (776, 163645), (920, 138031), (970, 130916), (1423, 89240), (1940, 65458), (2231, 56920), (2846, 44620), (3880, 32729), (4462, 28460), (5692, 22310), (7115, 17848), (8924, 14230), (11155, 11384)]