208048225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 347406336

約数和(自身を除く): 139358111

約数列:

[1, 5, 7, 11, 23, 25, 35, 37, 55, 77, 115, 127, 161, 175, 185, 253, 259, 275, 385, 407, 575, 635, 805, 851, 889, 925, 1265, 1295, 1397, 1771, 1925, 2035, 2849, 2921, 3175, 4025, 4255, 4445, 4699, 5957, 6325, 6475, 6985, 8855, 9361, 9779, 10175, 14245, 14605, 20447, 21275, 22225, 23495, 29785, 32131, 32893, 34925, 44275, 46805, 48895, 51689, 65527, 71225, 73025, 102235, 108077, 117475, 148925, 160655, 164465, 224917, 234025, 244475, 258445, 327635, 361823, 511175, 540385, 756539, 803275, 822325, 1124585, 1188847, 1292225, 1638175, 1809115, 2701925, 3782695, 5622925, 5944235, 8321929, 9045575, 18913475, 29721175, 41609645, 208048225]

約数ペア:

[(1, 208048225), (5, 41609645), (7, 29721175), (11, 18913475), (23, 9045575), (25, 8321929), (35, 5944235), (37, 5622925), (55, 3782695), (77, 2701925), (115, 1809115), (127, 1638175), (161, 1292225), (175, 1188847), (185, 1124585), (253, 822325), (259, 803275), (275, 756539), (385, 540385), (407, 511175), (575, 361823), (635, 327635), (805, 258445), (851, 244475), (889, 234025), (925, 224917), (1265, 164465), (1295, 160655), (1397, 148925), (1771, 117475), (1925, 108077), (2035, 102235), (2849, 73025), (2921, 71225), (3175, 65527), (4025, 51689), (4255, 48895), (4445, 46805), (4699, 44275), (5957, 34925), (6325, 32893), (6475, 32131), (6985, 29785), (8855, 23495), (9361, 22225), (9779, 21275), (10175, 20447), (14245, 14605)]