100590140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{102643}}^1$

素因数の和:102666

約数の個数: 36

約数和(自身を含む): 245729736

約数和(自身を除く): 145139596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 102643, 205286, 410572, 513215, 718501, 1026430, 1437002, 2052860, 2874004, 3592505, 5029507, 7185010, 10059014, 14370020, 20118028, 25147535, 50295070, 100590140]

約数ペア:

[(1, 100590140), (2, 50295070), (4, 25147535), (5, 20118028), (7, 14370020), (10, 10059014), (14, 7185010), (20, 5029507), (28, 3592505), (35, 2874004), (49, 2052860), (70, 1437002), (98, 1026430), (140, 718501), (196, 513215), (245, 410572), (490, 205286), (980, 102643)]