64990674

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:501

約数の個数: 80

約数和(自身を含む): 167827968

約数和(自身を除く): 102837294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 223, 257, 378, 446, 514, 567, 669, 771, 1134, 1338, 1542, 1561, 1799, 2007, 2313, 3122, 3598, 4014, 4626, 4683, 5397, 6021, 6939, 9366, 10794, 12042, 13878, 14049, 16191, 18063, 20817, 28098, 32382, 36126, 41634, 42147, 48573, 57311, 84294, 97146, 114622, 126441, 145719, 171933, 252882, 291438, 343866, 401177, 515799, 802354, 1031598, 1203531, 1547397, 2407062, 3094794, 3610593, 4642191, 7221186, 9284382, 10831779, 21663558, 32495337, 64990674]

約数ペア:

[(1, 64990674), (2, 32495337), (3, 21663558), (6, 10831779), (7, 9284382), (9, 7221186), (14, 4642191), (18, 3610593), (21, 3094794), (27, 2407062), (42, 1547397), (54, 1203531), (63, 1031598), (81, 802354), (126, 515799), (162, 401177), (189, 343866), (223, 291438), (257, 252882), (378, 171933), (446, 145719), (514, 126441), (567, 114622), (669, 97146), (771, 84294), (1134, 57311), (1338, 48573), (1542, 42147), (1561, 41634), (1799, 36126), (2007, 32382), (2313, 28098), (3122, 20817), (3598, 18063), (4014, 16191), (4626, 14049), (4683, 13878), (5397, 12042), (6021, 10794), (6939, 9366)]