163968176

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:322

約数の個数: 80

約数和(自身を含む): 350453760

約数和(自身を除く): 186485584

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 127, 137, 152, 248, 254, 274, 304, 496, 508, 548, 589, 1016, 1096, 1178, 2032, 2192, 2356, 2413, 2603, 3937, 4247, 4712, 4826, 5206, 7874, 8494, 9424, 9652, 10412, 15748, 16988, 17399, 19304, 20824, 31496, 33976, 34798, 38608, 41648, 62992, 67952, 69596, 74803, 80693, 139192, 149606, 161386, 278384, 299212, 322772, 330581, 539369, 598424, 645544, 661162, 1078738, 1196848, 1291088, 1322324, 2157476, 2644648, 4314952, 5289296, 8629904, 10248011, 20496022, 40992044, 81984088, 163968176]

約数ペア:

[(1, 163968176), (2, 81984088), (4, 40992044), (8, 20496022), (16, 10248011), (19, 8629904), (31, 5289296), (38, 4314952), (62, 2644648), (76, 2157476), (124, 1322324), (127, 1291088), (137, 1196848), (152, 1078738), (248, 661162), (254, 645544), (274, 598424), (304, 539369), (496, 330581), (508, 322772), (548, 299212), (589, 278384), (1016, 161386), (1096, 149606), (1178, 139192), (2032, 80693), (2192, 74803), (2356, 69596), (2413, 67952), (2603, 62992), (3937, 41648), (4247, 38608), (4712, 34798), (4826, 33976), (5206, 31496), (7874, 20824), (8494, 19304), (9424, 17399), (9652, 16988), (10412, 15748)]