681145088

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3469}}^1$

素因数の和:3557

約数の個数: 72

約数和(自身を含む): 1489462800

約数和(自身を除く): 808317712

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 104, 118, 128, 208, 236, 256, 416, 472, 767, 832, 944, 1534, 1664, 1888, 3068, 3328, 3469, 3776, 6136, 6938, 7552, 12272, 13876, 15104, 24544, 27752, 45097, 49088, 55504, 90194, 98176, 111008, 180388, 196352, 204671, 222016, 360776, 409342, 444032, 721552, 818684, 888064, 1443104, 1637368, 2660723, 2886208, 3274736, 5321446, 5772416, 6549472, 10642892, 11544832, 13098944, 21285784, 26197888, 42571568, 52395776, 85143136, 170286272, 340572544, 681145088]

約数ペア:

[(1, 681145088), (2, 340572544), (4, 170286272), (8, 85143136), (13, 52395776), (16, 42571568), (26, 26197888), (32, 21285784), (52, 13098944), (59, 11544832), (64, 10642892), (104, 6549472), (118, 5772416), (128, 5321446), (208, 3274736), (236, 2886208), (256, 2660723), (416, 1637368), (472, 1443104), (767, 888064), (832, 818684), (944, 721552), (1534, 444032), (1664, 409342), (1888, 360776), (3068, 222016), (3328, 204671), (3469, 196352), (3776, 180388), (6136, 111008), (6938, 98176), (7552, 90194), (12272, 55504), (13876, 49088), (15104, 45097), (24544, 27752)]