123199952

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:844

約数の個数: 80

約数和(自身を含む): 274982400

約数和(自身を除く): 151782448

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 272, 304, 323, 496, 527, 589, 646, 769, 1054, 1178, 1292, 1538, 2108, 2356, 2584, 3076, 4216, 4712, 5168, 6152, 8432, 9424, 10013, 12304, 13073, 14611, 20026, 23839, 26146, 29222, 40052, 47678, 52292, 58444, 80104, 95356, 104584, 116888, 160208, 190712, 209168, 233776, 248387, 381424, 405263, 452941, 496774, 810526, 905882, 993548, 1621052, 1811764, 1987096, 3242104, 3623528, 3974192, 6484208, 7247056, 7699997, 15399994, 30799988, 61599976, 123199952]

約数ペア:

[(1, 123199952), (2, 61599976), (4, 30799988), (8, 15399994), (16, 7699997), (17, 7247056), (19, 6484208), (31, 3974192), (34, 3623528), (38, 3242104), (62, 1987096), (68, 1811764), (76, 1621052), (124, 993548), (136, 905882), (152, 810526), (248, 496774), (272, 452941), (304, 405263), (323, 381424), (496, 248387), (527, 233776), (589, 209168), (646, 190712), (769, 160208), (1054, 116888), (1178, 104584), (1292, 95356), (1538, 80104), (2108, 58444), (2356, 52292), (2584, 47678), (3076, 40052), (4216, 29222), (4712, 26146), (5168, 23839), (6152, 20026), (8432, 14611), (9424, 13073), (10013, 12304)]