72512258

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 140313600

約数和(自身を除く): 67801342

約数列:

[1, 2, 7, 13, 14, 26, 47, 49, 91, 94, 98, 173, 182, 329, 343, 346, 611, 637, 658, 686, 1211, 1222, 1274, 2249, 2303, 2422, 4277, 4459, 4498, 4606, 8131, 8477, 8554, 8918, 15743, 16121, 16262, 16954, 29939, 31486, 32242, 56917, 59339, 59878, 105703, 110201, 113834, 118678, 209573, 211406, 220402, 398419, 419146, 739921, 771407, 796838, 1479842, 1542814, 2788933, 5179447, 5577866, 10358894, 36256129, 72512258]

約数ペア:

[(1, 72512258), (2, 36256129), (7, 10358894), (13, 5577866), (14, 5179447), (26, 2788933), (47, 1542814), (49, 1479842), (91, 796838), (94, 771407), (98, 739921), (173, 419146), (182, 398419), (329, 220402), (343, 211406), (346, 209573), (611, 118678), (637, 113834), (658, 110201), (686, 105703), (1211, 59878), (1222, 59339), (1274, 56917), (2249, 32242), (2303, 31486), (2422, 29939), (4277, 16954), (4459, 16262), (4498, 16121), (4606, 15743), (8131, 8918), (8477, 8554)]