1628352208

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{19889}}^1$

素因数の和:19964

約数の個数: 80

約数和(自身を含む): 3906714240

約数和(自身を除く): 2278362032

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 43, 56, 68, 86, 112, 119, 136, 172, 238, 272, 301, 344, 476, 602, 688, 731, 952, 1204, 1462, 1904, 2408, 2924, 4816, 5117, 5848, 10234, 11696, 19889, 20468, 39778, 40936, 79556, 81872, 139223, 159112, 278446, 318224, 338113, 556892, 676226, 855227, 1113784, 1352452, 1710454, 2227568, 2366791, 2704904, 3420908, 4733582, 5409808, 5986589, 6841816, 9467164, 11973178, 13683632, 14538859, 18934328, 23946356, 29077718, 37868656, 47892712, 58155436, 95785424, 101772013, 116310872, 203544026, 232621744, 407088052, 814176104, 1628352208]

約数ペア:

[(1, 1628352208), (2, 814176104), (4, 407088052), (7, 232621744), (8, 203544026), (14, 116310872), (16, 101772013), (17, 95785424), (28, 58155436), (34, 47892712), (43, 37868656), (56, 29077718), (68, 23946356), (86, 18934328), (112, 14538859), (119, 13683632), (136, 11973178), (172, 9467164), (238, 6841816), (272, 5986589), (301, 5409808), (344, 4733582), (476, 3420908), (602, 2704904), (688, 2366791), (731, 2227568), (952, 1710454), (1204, 1352452), (1462, 1113784), (1904, 855227), (2408, 676226), (2924, 556892), (4816, 338113), (5117, 318224), (5848, 278446), (10234, 159112), (11696, 139223), (19889, 81872), (20468, 79556), (39778, 40936)]