102512920

素因数分解:

$2^3\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{1801}}^1$

素因数の和:3235

約数の個数: 32

約数和(自身を含む): 230944320

約数和(自身を除く): 128431400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1423, 1801, 2846, 3602, 5692, 7115, 7204, 9005, 11384, 14230, 14408, 18010, 28460, 36020, 56920, 72040, 2562823, 5125646, 10251292, 12814115, 20502584, 25628230, 51256460, 102512920]

約数ペア:

[(1, 102512920), (2, 51256460), (4, 25628230), (5, 20502584), (8, 12814115), (10, 10251292), (20, 5125646), (40, 2562823), (1423, 72040), (1801, 56920), (2846, 36020), (3602, 28460), (5692, 18010), (7115, 14408), (7204, 14230), (9005, 11384)]