637994608

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 1329039936

約数和(自身を除く): 691045328

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 97, 122, 184, 194, 244, 293, 368, 388, 488, 586, 776, 976, 1172, 1403, 1552, 2231, 2344, 2806, 4462, 4688, 5612, 5917, 6739, 8924, 11224, 11834, 13478, 17848, 17873, 22448, 23668, 26956, 28421, 35696, 35746, 47336, 53912, 56842, 71492, 94672, 107824, 113684, 136091, 142984, 227368, 272182, 285968, 411079, 454736, 544364, 653683, 822158, 1088728, 1307366, 1644316, 1733681, 2177456, 2614732, 3288632, 3467362, 5229464, 6577264, 6934724, 10458928, 13869448, 27738896, 39874663, 79749326, 159498652, 318997304, 637994608]

約数ペア:

[(1, 637994608), (2, 318997304), (4, 159498652), (8, 79749326), (16, 39874663), (23, 27738896), (46, 13869448), (61, 10458928), (92, 6934724), (97, 6577264), (122, 5229464), (184, 3467362), (194, 3288632), (244, 2614732), (293, 2177456), (368, 1733681), (388, 1644316), (488, 1307366), (586, 1088728), (776, 822158), (976, 653683), (1172, 544364), (1403, 454736), (1552, 411079), (2231, 285968), (2344, 272182), (2806, 227368), (4462, 142984), (4688, 136091), (5612, 113684), (5917, 107824), (6739, 94672), (8924, 71492), (11224, 56842), (11834, 53912), (13478, 47336), (17848, 35746), (17873, 35696), (22448, 28421), (23668, 26956)]