64199996

素因数分解:

$2^2\times 7^3\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 133022400

約数和(自身を除く): 68822404

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 196, 292, 343, 511, 641, 686, 1022, 1282, 1372, 2044, 2564, 3577, 4487, 7154, 8974, 14308, 17948, 25039, 31409, 46793, 50078, 62818, 93586, 100156, 125636, 187172, 219863, 327551, 439726, 655102, 879452, 1310204, 2292857, 4585714, 9171428, 16049999, 32099998, 64199996]

約数ペア:

[(1, 64199996), (2, 32099998), (4, 16049999), (7, 9171428), (14, 4585714), (28, 2292857), (49, 1310204), (73, 879452), (98, 655102), (146, 439726), (196, 327551), (292, 219863), (343, 187172), (511, 125636), (641, 100156), (686, 93586), (1022, 62818), (1282, 50078), (1372, 46793), (2044, 31409), (2564, 25039), (3577, 17948), (4487, 14308), (7154, 8974)]