17756817475

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 23984210448

約数和(自身を除く): 6227392973

約数列:

[1, 5, 17, 25, 73, 85, 131, 257, 289, 365, 425, 655, 1241, 1285, 1445, 1825, 2227, 3275, 4369, 6205, 6425, 7225, 9563, 11135, 18761, 21097, 21845, 31025, 33667, 37859, 47815, 55675, 74273, 93805, 105485, 109225, 162571, 168335, 189295, 239075, 318937, 371365, 469025, 527425, 572339, 812855, 841675, 946475, 1594685, 1856825, 2457691, 2763707, 2861695, 4064275, 5421929, 7973425, 9729763, 12288455, 13818535, 14308475, 27109645, 41780747, 48648815, 61442275, 69092675, 135548225, 208903735, 243244075, 710272699, 1044518675, 3551363495, 17756817475]

約数ペア:

[(1, 17756817475), (5, 3551363495), (17, 1044518675), (25, 710272699), (73, 243244075), (85, 208903735), (131, 135548225), (257, 69092675), (289, 61442275), (365, 48648815), (425, 41780747), (655, 27109645), (1241, 14308475), (1285, 13818535), (1445, 12288455), (1825, 9729763), (2227, 7973425), (3275, 5421929), (4369, 4064275), (6205, 2861695), (6425, 2763707), (7225, 2457691), (9563, 1856825), (11135, 1594685), (18761, 946475), (21097, 841675), (21845, 812855), (31025, 572339), (33667, 527425), (37859, 469025), (47815, 371365), (55675, 318937), (74273, 239075), (93805, 189295), (105485, 168335), (109225, 162571)]