7139712760

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{829}}^1\times {\mathrm{1549}}^1$

素因数の和:2528

約数の個数: 64

約数和(自身を含む): 16209900000

約数和(自身を除く): 9070187240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 829, 1112, 1390, 1549, 1658, 2780, 3098, 3316, 4145, 5560, 6196, 6632, 7745, 8290, 12392, 15490, 16580, 30980, 33160, 61960, 115231, 215311, 230462, 430622, 460924, 576155, 861244, 921848, 1076555, 1152310, 1284121, 1722488, 2153110, 2304620, 2568242, 4306220, 4609240, 5136484, 6420605, 8612440, 10272968, 12841210, 25682420, 51364840, 178492819, 356985638, 713971276, 892464095, 1427942552, 1784928190, 3569856380, 7139712760]

約数ペア:

[(1, 7139712760), (2, 3569856380), (4, 1784928190), (5, 1427942552), (8, 892464095), (10, 713971276), (20, 356985638), (40, 178492819), (139, 51364840), (278, 25682420), (556, 12841210), (695, 10272968), (829, 8612440), (1112, 6420605), (1390, 5136484), (1549, 4609240), (1658, 4306220), (2780, 2568242), (3098, 2304620), (3316, 2153110), (4145, 1722488), (5560, 1284121), (6196, 1152310), (6632, 1076555), (7745, 921848), (8290, 861244), (12392, 576155), (15490, 460924), (16580, 430622), (30980, 230462), (33160, 215311), (61960, 115231)]