30697888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 65779560

約数和(自身を除く): 35081672

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 208, 218, 416, 436, 677, 872, 1354, 1417, 1744, 2708, 2834, 3488, 5416, 5668, 8801, 10832, 11336, 17602, 21664, 22672, 35204, 45344, 70408, 73793, 140816, 147586, 281632, 295172, 590344, 959309, 1180688, 1918618, 2361376, 3837236, 7674472, 15348944, 30697888]

約数ペア:

[(1, 30697888), (2, 15348944), (4, 7674472), (8, 3837236), (13, 2361376), (16, 1918618), (26, 1180688), (32, 959309), (52, 590344), (104, 295172), (109, 281632), (208, 147586), (218, 140816), (416, 73793), (436, 70408), (677, 45344), (872, 35204), (1354, 22672), (1417, 21664), (1744, 17602), (2708, 11336), (2834, 10832), (3488, 8801), (5416, 5668)]