164236400

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 120

約数和(自身を含む): 411830784

約数和(自身を除く): 247594384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 61, 80, 100, 106, 122, 127, 200, 212, 244, 254, 265, 305, 400, 424, 488, 508, 530, 610, 635, 848, 976, 1016, 1060, 1220, 1270, 1325, 1525, 2032, 2120, 2440, 2540, 2650, 3050, 3175, 3233, 4240, 4880, 5080, 5300, 6100, 6350, 6466, 6731, 7747, 10160, 10600, 12200, 12700, 12932, 13462, 15494, 16165, 21200, 24400, 25400, 25864, 26924, 30988, 32330, 33655, 38735, 50800, 51728, 53848, 61976, 64660, 67310, 77470, 80825, 107696, 123952, 129320, 134620, 154940, 161650, 168275, 193675, 258640, 269240, 309880, 323300, 336550, 387350, 410591, 538480, 619760, 646600, 673100, 774700, 821182, 1293200, 1346200, 1549400, 1642364, 2052955, 2692400, 3098800, 3284728, 4105910, 6569456, 8211820, 10264775, 16423640, 20529550, 32847280, 41059100, 82118200, 164236400]

約数ペア:

[(1, 164236400), (2, 82118200), (4, 41059100), (5, 32847280), (8, 20529550), (10, 16423640), (16, 10264775), (20, 8211820), (25, 6569456), (40, 4105910), (50, 3284728), (53, 3098800), (61, 2692400), (80, 2052955), (100, 1642364), (106, 1549400), (122, 1346200), (127, 1293200), (200, 821182), (212, 774700), (244, 673100), (254, 646600), (265, 619760), (305, 538480), (400, 410591), (424, 387350), (488, 336550), (508, 323300), (530, 309880), (610, 269240), (635, 258640), (848, 193675), (976, 168275), (1016, 161650), (1060, 154940), (1220, 134620), (1270, 129320), (1325, 123952), (1525, 107696), (2032, 80825), (2120, 77470), (2440, 67310), (2540, 64660), (2650, 61976), (3050, 53848), (3175, 51728), (3233, 50800), (4240, 38735), (4880, 33655), (5080, 32330), (5300, 30988), (6100, 26924), (6350, 25864), (6466, 25400), (6731, 24400), (7747, 21200), (10160, 16165), (10600, 15494), (12200, 13462), (12700, 12932)]