777675425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 1046504448

約数和(自身を除く): 268829023

約数列:

[1, 5, 23, 25, 43, 71, 115, 215, 355, 443, 575, 989, 1075, 1633, 1775, 2215, 3053, 4945, 8165, 10189, 11075, 15265, 19049, 24725, 31453, 40825, 50945, 70219, 76325, 95245, 157265, 254725, 351095, 438127, 476225, 723419, 786325, 1352479, 1755475, 2190635, 3617095, 6762395, 10953175, 18085475, 31107017, 33811975, 155535085, 777675425]

約数ペア:

[(1, 777675425), (5, 155535085), (23, 33811975), (25, 31107017), (43, 18085475), (71, 10953175), (115, 6762395), (215, 3617095), (355, 2190635), (443, 1755475), (575, 1352479), (989, 786325), (1075, 723419), (1633, 476225), (1775, 438127), (2215, 351095), (3053, 254725), (4945, 157265), (8165, 95245), (10189, 76325), (11075, 70219), (15265, 50945), (19049, 40825), (24725, 31453)]