81327904

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 195592320

約数和(自身を除く): 114264416

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 97, 112, 133, 152, 194, 197, 224, 266, 304, 388, 394, 532, 608, 679, 776, 788, 1064, 1358, 1379, 1552, 1576, 1843, 2128, 2716, 2758, 3104, 3152, 3686, 3743, 4256, 5432, 5516, 6304, 7372, 7486, 10864, 11032, 12901, 14744, 14972, 19109, 21728, 22064, 25802, 26201, 29488, 29944, 38218, 44128, 51604, 52402, 58976, 59888, 76436, 103208, 104804, 119776, 133763, 152872, 206416, 209608, 267526, 305744, 363071, 412832, 419216, 535052, 611488, 726142, 838432, 1070104, 1452284, 2140208, 2541497, 2904568, 4280416, 5082994, 5809136, 10165988, 11618272, 20331976, 40663952, 81327904]

約数ペア:

[(1, 81327904), (2, 40663952), (4, 20331976), (7, 11618272), (8, 10165988), (14, 5809136), (16, 5082994), (19, 4280416), (28, 2904568), (32, 2541497), (38, 2140208), (56, 1452284), (76, 1070104), (97, 838432), (112, 726142), (133, 611488), (152, 535052), (194, 419216), (197, 412832), (224, 363071), (266, 305744), (304, 267526), (388, 209608), (394, 206416), (532, 152872), (608, 133763), (679, 119776), (776, 104804), (788, 103208), (1064, 76436), (1358, 59888), (1379, 58976), (1552, 52402), (1576, 51604), (1843, 44128), (2128, 38218), (2716, 29944), (2758, 29488), (3104, 26201), (3152, 25802), (3686, 22064), (3743, 21728), (4256, 19109), (5432, 14972), (5516, 14744), (6304, 12901), (7372, 11032), (7486, 10864)]